2026 NPPES data Family Nurse Practitioner NPI 1265906655 CRNP
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Marie Grace Del Rosario, CRNP

Family Nurse Practitioner in Waldorf, Maryland. This profile is drawn from the federal National Provider Identifier Registry (CMS NPPES), which lists more than 7 million U.S. healthcare providers - including 209,817 in Family Nurse Practitioner, and covers specialty classification, practice address, and Medicare Part D prescribing data when reported. According to CMS, every field reflects the provider's official federal registration, see our methodology.

Federal data, no proprietary rating. We show these CMS records as-is - no composite score, no star rating, no editorial opinion layered on top.
Prescribing volume
569
Medicare Part D claims · 69 beneficiaries · Family Nurse Practitioner avg: 1K
Generic prescribing
85%
generic claims · 15% brand-name · higher generic rates reduce patient out-of-pocket costs
MIPS score
82/100
▼ 1 pts below national avg 83.1 · Above neutral
Compiled from official public sources by the PlainDoctor editorial team.

What the federal data shows

Marie Grace Del Rosario, CRNP reported a CMS MIPS final score of 82/100 - below the 83.1 national average - and filed 569 Medicare Part D claims in 2023.

82/100
MIPS score · -1 vs avg
569
Part D claims, 2023
85%
generic prescribing

Every figure on this page comes straight from federal CMS records (NPPES, Medicare Part D, MIPS, Open Payments) - no proprietary rating or editorial opinion is applied.

Marie Grace Del Rosario, CRNP's MIPS score vs every scored U.S. clinician

CMS Merit-based Incentive Payment System (MIPS) final score, 2023, the federal quality measure

82 36th percentile higher than 36% of 477,587 scored providers

0–10: 8,684 scored providers (2%). Below this entry. 10–20: 3,008 scored providers (1%). Below this entry. 20–30: 3,069 scored providers (1%). Below this entry. 30–40: 2,746 scored providers (1%). Below this entry. 40–50: 2,928 scored providers (1%). Below this entry. 50–60: 5,882 scored providers (1%). Below this entry. 60–70: 13,906 scored providers (3%). Below this entry. 70–80: 118,074 scored providers (25%). Below this entry. 80–90: 129,887 scored providers (27%). This entry sits in this band. 90+: 189,403 scored providers (40%). Above this entry. This provider 0 100 every MIPS-scored clinician, bucketed by value

Each bar is a band; taller bars hold more scored providers. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source CMS Merit-based Incentive Payment System (MIPS) · 2023

Where Marie Grace Del Rosario, CRNP sits

This provider among family nurse practitioner peers

Across the 27,154 family nurse practitioner providers who report both Medicare Part D prescribing and a MIPS quality score, Marie Grace Del Rosario, CRNP writes more Part D claims than 57% of them and scores higher on MIPS quality than 36% - placing this provider in the high-volume, lower-quality quadrant. Volume reflects patient-panel size and specialty, not quality; the two axes are independent.

Part D claim volume vs MIPS quality, by specialty percentile

Lower volume · High qualityHigh volume · High qualityLower volume · Lower qualityHigh volume · Lower quality0255075100022.344.666.989.3Part D claim volume, percentile in specialtyMIPS quality, percentilePart D claim volume, percentile in specialty: 75 · MIPS quality, percentile: 17Part D claim volume, percentile in specialty: 8 · MIPS quality, percentile: 35Part D claim volume, percentile in specialty: 88 · MIPS quality, percentile: 13Part D claim volume, percentile in specialty: 53 · MIPS quality, percentile: 8Part D claim volume, percentile in specialty: 37 · MIPS quality, percentile: 85Part D claim volume, percentile in specialty: 42 · MIPS quality, percentile: 55Part D claim volume, percentile in specialty: 62 · MIPS quality, percentile: 12Part D claim volume, percentile in specialty: 15 · MIPS quality, percentile: 85Part D claim volume, percentile in specialty: 85 · MIPS quality, percentile: 72Part D claim volume, percentile in specialty: 12 · MIPS quality, percentile: 68Part D claim volume, percentile in specialty: 23 · MIPS quality, percentile: 78Part D claim volume, percentile in specialty: 92 · MIPS quality, percentile: 5Part D claim volume, percentile in specialty: 98 · MIPS quality, percentile: 0Part D claim volume, percentile in specialty: 77 · MIPS quality, percentile: 85Part D claim volume, percentile in specialty: 55 · MIPS quality, percentile: 75Part D claim volume, percentile in specialty: 70 · MIPS quality, percentile: 7Part D claim volume, percentile in specialty: 72 · MIPS quality, percentile: 20Part D claim volume, percentile in specialty: 45 · MIPS quality, percentile: 3Part D claim volume, percentile in specialty: 67 · MIPS quality, percentile: 23Part D claim volume, percentile in specialty: 30 · MIPS quality, percentile: 65Part D claim volume, percentile in specialty: 47 · MIPS quality, percentile: 85Part D claim volume, percentile in specialty: 20 · MIPS quality, percentile: 73Part D claim volume, percentile in specialty: 100 · MIPS quality, percentile: 43Part D claim volume, percentile in specialty: 58 · MIPS quality, percentile: 22Part D claim volume, percentile in specialty: 80 · MIPS quality, percentile: 83Part D claim volume, percentile in specialty: 2 · MIPS quality, percentile: 10Part D claim volume, percentile in specialty: 63 · MIPS quality, percentile: 13Part D claim volume, percentile in specialty: 7 · MIPS quality, percentile: 85Part D claim volume, percentile in specialty: 60 · MIPS quality, percentile: 38Part D claim volume, percentile in specialty: 65 · MIPS quality, percentile: 48Part D claim volume, percentile in specialty: 52 · MIPS quality, percentile: 62Part D claim volume, percentile in specialty: 28 · MIPS quality, percentile: 85Part D claim volume, percentile in specialty: 0 · MIPS quality, percentile: 60Part D claim volume, percentile in specialty: 10 · MIPS quality, percentile: 32Part D claim volume, percentile in specialty: 93 · MIPS quality, percentile: 40Part D claim volume, percentile in specialty: 35 · MIPS quality, percentile: 30Part D claim volume, percentile in specialty: 20 · MIPS quality, percentile: 27Part D claim volume, percentile in specialty: 78 · MIPS quality, percentile: 70Part D claim volume, percentile in specialty: 25 · MIPS quality, percentile: 82Part D claim volume, percentile in specialty: 82 · MIPS quality, percentile: 58Part D claim volume, percentile in specialty: 38 · MIPS quality, percentile: 85Part D claim volume, percentile in specialty: 33 · MIPS quality, percentile: 85Part D claim volume, percentile in specialty: 97 · MIPS quality, percentile: 53Part D claim volume, percentile in specialty: 50 · MIPS quality, percentile: 75Part D claim volume, percentile in specialty: 25 · MIPS quality, percentile: 50Part D claim volume, percentile in specialty: 13 · MIPS quality, percentile: 28Part D claim volume, percentile in specialty: 3 · MIPS quality, percentile: 18Part D claim volume, percentile in specialty: 5 · MIPS quality, percentile: 52Part D claim volume, percentile in specialty: 95 · MIPS quality, percentile: 80Part D claim volume, percentile in specialty: 32 · MIPS quality, percentile: 67Part D claim volume, percentile in specialty: 68 · MIPS quality, percentile: 25Part D claim volume, percentile in specialty: 90 · MIPS quality, percentile: 63Part D claim volume, percentile in specialty: 18 · MIPS quality, percentile: 85Part D claim volume, percentile in specialty: 17 · MIPS quality, percentile: 2Part D claim volume, percentile in specialty: 87 · MIPS quality, percentile: 57Part D claim volume, percentile in specialty: 57 · MIPS quality, percentile: 33Part D claim volume, percentile in specialty: 73 · MIPS quality, percentile: 47Part D claim volume, percentile in specialty: 48 · MIPS quality, percentile: 85Part D claim volume, percentile in specialty: 83 · MIPS quality, percentile: 42Part D claim volume, percentile in specialty: 40 · MIPS quality, percentile: 43Marie Grace Del Rosario, CRNP-Part D claim volume, percentile in specialty: 57 · MIPS quality, percentile: 36
Part D claim volume vs MIPS quality, by specialty percentile

Each dot is one family nurse practitioner peer from a representative sample of 60; the gold marker is Marie Grace Del Rosario, CRNP. Source: CMS Medicare Part D Prescriber data and the CMS Merit-based Incentive Payment System, 2023.

What does the federal data show about Marie Grace Del Rosario, CRNP?

Near national average

NPI registry status

Active

Issued 01/18/2019

NPI 1265906655

Primary specialty

Family Nurse Practitioner

High-volume

209,817 US NPIs in this specialty

Medicare Part D claims

569 53% vs specialty avg

2023 prescription claims

Specialty avg: 1,222

MIPS final score

82/100 1.1 pts vs avg

Above neutral band

vs 83.1 national avg

Specialty distribution in Maryland

How Family Nurse Practitioner compares to other specialties among Maryland providers

Maryland providers

Largest specialties in Maryland (% of in-state providers)

Behavior Technician - 14.1%Behavior Technician14.1%Clinical Social Worker - 5.5%Clinical Social Worker5.5%Student in an Organized Health Care Education/Training Program - 4.5%Student in an Organized Health Care Education/Training Program4.5%Home Health Aide - 4.4%Home Health Aide4.4%Physical Therapist - 3.9%Physical Therapist3.9%Pharmacist - 3.6%Pharmacist3.6%Family Nurse Practitioner - 2.5%Family Nurse Practitioner2.5%
Largest specialties in Maryland (% of in-state providers)

Medicare quality performance, MIPS

Marie Grace Del Rosario, CRNP's 2023 MIPS final score plotted against the Family Nurse Practitioner national average

Near national average
MIPS Final Score
82/100
vs 83.1 national avg · 2023 performance year

MIPS final score (Family Nurse Practitioner) - 82/100 vs national avg 83.1

0%100%National avg83%82%
MIPS final score (Family Nurse Practitioner) - 82/100 vs national avg 83.1

The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.

Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).

Marie Grace Del Rosario, CRNP appears in the CMS NPPES registry as a Family Nurse Practitioner provider holding CRNP credentials at 11637 TERRACE DR STE 101, Waldorf, MD, 20602, with a listed phone of (240) 629-3952. NPI 1265906655 was issued on 01/18/2019. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what Del Rosario most recently submitted to CMS rather than a vetted directory listing, which is why patients should always confirm the practice is still at this location before scheduling.

Medicare Part D records for calendar year 2023 show 569 prescription claims written by this provider, covering 69 Medicare beneficiaries and totaling roughly $57K in drug spend, split 15% brand-name and 85% generic by claim count, with an opioid prescribing rate of 62.0%. These figures capture only Medicare Part D, commercial insurance, Medicaid, and cash-pay prescriptions are not included, and any drug-beneficiary cell under 11 is suppressed by CMS for patient privacy. On the CMS Merit-based Incentive Payment System, this provider earned a Final Score of 82/100 for the 2023 performance year (Quality 62.3, Cost 77.2), compared with the national average of 83.1.

Family Nurse Practitioner is a high-volume specialty nationwide, with 209,817 enrolled providers across 56 states and an average of 1,222 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline. Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist, always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.

Practice Address

11637 TERRACE DR STE 101
Waldorf, MD 20602

Provider Details

NPI 1265906655
Specialty Family Nurse Practitioner
Credentials CRNP
Gender Female
NPI Issued 01/18/2019

CMS Quality Score (MIPS)

Merit-based Incentive Payment System (MIPS) scores from CMS, 2023 performance year.

81.9703
Final Score
Avg: 83.1
62.306
Quality
77.198
Cost

Reporting: Group practice

Hospital and facility affiliations

Facilities where Marie Grace Del Rosario, CRNP bills Medicare from. Star ratings (1-5) are CMS Hospital Compare's "Hospital overall rating" - a composite of mortality, readmission, patient experience, safety, timely care, and efficient use of medical imaging measures. Source: CMS Care Compare.

Mnr Industries, LLC
Dundalk, MD

Affiliations sourced from CMS Doctors and Clinicians National Downloadable File; hospital ratings from CMS Hospital General Information dataset (cross-referenced by facility name + state).

Brand vs generic prescribing mix · Typical

Marie Grace Del Rosario, CRNP - brand share 15.0%
Family Nurse Practitioner average

15% brand-name claims vs 85% generic, on 569 2023 Medicare Part D claims.

The federal Medicare Part D Generic Dispensing Rate national benchmark sits near 90% generic / 10% brand for primary-care prescribers, per CMS Office of the Actuary 2024 estimates. Higher brand share is common in specialty prescribing where generic equivalents are not available.

Medicare Part D Prescribing Data

CMS Medicare Part D prescriber-level data for calendar year 2023.

569
Total Claims
$57K
Total Drug Cost
69
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
597
Total Day Supply
16,865
Brand vs Generic
15% brand / 85% generic
Brand Drug Cost
$43K
Generic Drug Cost
$14K
Opioid Claims
353 (62.0% rate)

Patient Demographics

Average Patient Age
65.6 years
Avg HCC Risk Score
1.38
Gender Split
62% female / 38% male
Age Distribution
<65: 30, 65-74: 27, 75-84: N/A, 85+: N/A

Top Prescribed Drugs (Medicare Part D)

Top drugs by claim count for calendar year 2023. Based on Medicare Part D data only.

What Marie Grace Del Rosario, CRNP prescribes most

Top Medicare Part D drugs by claim count, 2023

claims
Source CMS Medicare Part D Prescriber Public Use File As of 2023
Drug Claims
Oxycodone Hcl
120
Oxycodone-Acetaminophen
Oxycodone Hcl/Acetaminophen
63
Morphine Sulfate Er
Morphine Sulfate
39
Cyclobenzaprine Hcl
35
Pregabalin
31
Hydrocodone-Acetaminophen
Hydrocodone/Acetaminophen
30
Gabapentin
26
Oxycontin
Oxycodone Hcl
23
Xtampza Er
Oxycodone Myristate
22
Naloxone Hcl
19

* Counts below 11 are suppressed by CMS for patient privacy. Generic names shown where available from CMS Part D data.

Family Nurse Practitioner Overview

How Marie Grace Del Rosario, CRNP fits within the Family Nurse Practitioner landscape nationally.

209,817
Family Nurse Practitioner Providers in US
56
States with Family Nurse Practitioner
1,222
Avg Claims per Provider

Marie Grace Del Rosario, CRNP's 569 claims are below the specialty average of 1,222.

Nearby Family Nurse Practitioner Providers in Maryland

Other clinicians with the same primary specialty enrolled in Maryland, drawn from the same CMS NPPES roster as Del Rosario.

Compare Family Nurse Practitioner nationally: see state-by-state distribution →

Before you book an appointment

Use this federal record as your verification checklist, not as a recommendation.

  • Confirm the NPI record is current in the official CMS registry, providers update their own NPPES details, and moves can lag. Verify this NPI
  • Check the active license and any disciplinary history with the Maryland medical board, federal registration is not a license check. Credential verification guide
  • Weigh a second option: compare this provider with a nearby Family Nurse Practitioner peer on Medicare volume and prescribing patterns. Compare providers

Medicare Part D and MIPS figures describe practice patterns in federal programs only, they are not quality ratings, and PlainDoctor does not rate, rank, or recommend providers.

Frequently Asked Questions

What is Marie Grace Del Rosario, CRNP's specialty?
Marie Grace Del Rosario, CRNP specializes in Family Nurse Practitioner and practices in Waldorf, Maryland. Credentials: CRNP.
How much does Marie Grace Del Rosario, CRNP prescribe under Medicare Part D?
In 2023, Marie Grace Del Rosario, CRNP wrote 569 Medicare Part D claims totaling $57K in drug costs for 69 beneficiaries.
What is Marie Grace Del Rosario, CRNP's Medicare quality score?
Marie Grace Del Rosario, CRNP has a CMS MIPS Final Score of 82/100 (Quality: 62.3, Cost: 77.2). The national average MIPS Final Score is 83.1. Source: CMS Merit-based Incentive Payment System (MIPS) 2023.
Where is Marie Grace Del Rosario, CRNP located?
Marie Grace Del Rosario, CRNP is located at 11637 TERRACE DR STE 101, Waldorf, MD, 20602. Phone: (240) 629-3952.
What is Marie Grace Del Rosario, CRNP's NPI number?
Marie Grace Del Rosario, CRNP's National Provider Identifier (NPI) is 1265906655, issued on 01/18/2019.
Does Marie Grace Del Rosario, CRNP prescribe more brand-name or generic drugs?
Marie Grace Del Rosario, CRNP's prescribing is 15% brand-name and 85% generic drugs by claim count, with $43K in brand drug costs.
Does Marie Grace Del Rosario, CRNP prescribe opioids?
Yes, Marie Grace Del Rosario, CRNP had 353 opioid claims in 2023 with an opioid prescribing rate of 62.0%.
How many Family Nurse Practitioner providers are there in the US?
There are 209,817 Family Nurse Practitioner providers across 56 states in the US. The average Family Nurse Practitioner provider writes 1,222 Medicare Part D claims per year.
What drugs does Marie Grace Del Rosario, CRNP prescribe most often?
Based on 2023 Medicare Part D data, Marie Grace Del Rosario, CRNP's most frequently prescribed drugs include Oxycodone Hcl, Oxycodone-Acetaminophen, Morphine Sulfate Er. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does Marie Grace Del Rosario, CRNP accept Medicare?
Marie Grace Del Rosario, CRNP appears in CMS Medicare data with 569 Part D claims and 69 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify Marie Grace Del Rosario, CRNP's credentials?
Marie Grace Del Rosario, CRNP's NPI is 1265906655 with credentials CRNP. You can verify this through the NPPES NPI Registry, check state medical board records, and confirm board certification through the ABMS or AOA.

Data Sources

Provider Directory
CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
Specialty Classification
NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
Prescribing Data
CMS Medicare Part D Prescriber Public Use File (2023). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
Quality Performance
CMS Merit-based Incentive Payment System (MIPS) - 2023 performance year.
Limitations
Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.

See our complete data methodology for details on how we collect and process government data.

Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).

Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology

Compiled from official public sources by the PlainDoctor editorial team.