2026 NPPES data Adult Health Nurse Practitioner NPI 1831692953 CRNP
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Emily Holloway, CRNP

Adult Health Nurse Practitioner in Catonsville, 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 29,492 in Adult Health 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
902
Medicare Part D claims · 313 beneficiaries · Adult Health Nurse Practitioner avg: 1K
Generic prescribing
99%
generic claims · 1% brand-name · higher generic rates reduce patient out-of-pocket costs
Industry payments
$403.98
12 payments · CMS Open Payments (Sunshine Act)
Compiled from official public sources by the PlainDoctor editorial team.

What the federal data shows

Emily Holloway, CRNP filed 902 Medicare Part D claims in 2023 as a Adult Health Nurse Practitioner in Catonsville, Maryland, prescribing 99% generic.

902
Part D claims, 2023
99%
generic prescribing
$403.98
industry payments (Sunshine Act)

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.

Emily Holloway, CRNP's Medicare Part D volume vs every U.S. prescriber

Total Medicare Part D claims, 2023, across all CMS prescribers nationally

902 Top 25% higher than 75% of 1,370,886 prescribers

0–200: 670,926 prescribers (49%). Below this entry. 200–400: 182,923 prescribers (13%). Below this entry. 400–600: 90,619 prescribers (7%). Below this entry. 600–800: 56,224 prescribers (4%). Below this entry. 800–1,000: 40,919 prescribers (3%). This entry sits in this band. 1,000–1,200: 31,827 prescribers (2%). Above this entry. 1,200–1,400: 26,224 prescribers (2%). Above this entry. 1,400–1,600: 21,710 prescribers (2%). Above this entry. 1,600–1,800: 19,072 prescribers (1%). Above this entry. 1,800–2,000: 16,451 prescribers (1%). Above this entry. 2K+: 213,991 prescribers (16%). Above this entry. This provider 0 2K+ every Part D prescriber (claims/yr), bucketed by value

Each bar is a band; taller bars hold more prescribers. 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 Medicare Part D Prescriber Public Use File · 2023

What does the federal data show about Emily Holloway, CRNP?

Quality data not reported

NPI registry status

Active

Issued 03/15/2018

NPI 1831692953

Primary specialty

Adult Health Nurse Practitioner

Mid-sized

29,492 US NPIs in this specialty

Medicare Part D claims

902 25% vs specialty avg

2023 prescription claims

Specialty avg: 1,201

Specialty distribution in Maryland

How Adult Health 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%Adult Health Nurse Practitioner - 0.6%Adult Health Nurse Practitioner0.6%
Largest specialties in Maryland (% of in-state providers)

Board certification

Not published by CMS

CMS does not publish a per-provider board-certification field in NPPES. PlainDoctor does not have a reliable per-specialty certification rate to show for Adult Health Nurse Practitioner. Verify directly:

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).

Emily Holloway, CRNP appears in the CMS NPPES registry as a Adult Health Nurse Practitioner provider holding CRNP credentials at 910 FREDERICK RD, Catonsville, MD, 21228, with a listed phone of (410) 644-1880. NPI 1831692953 was issued on 03/15/2018. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what Holloway 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 902 prescription claims written by this provider, covering 313 Medicare beneficiaries and totaling roughly $13K in drug spend, split 1% brand-name and 99% generic by claim count, with an opioid prescribing rate of 12.4%. 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.

Adult Health Nurse Practitioner is a mid-sized specialty nationwide, with 29,492 enrolled providers across 55 states and an average of 1,201 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

910 FREDERICK RD
Catonsville, MD 21228

Provider Details

NPI 1831692953
Specialty Adult Health Nurse Practitioner
Credentials CRNP
Gender Female
NPI Issued 03/15/2018

Hospital and facility affiliations

Facilities where Emily Holloway, 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.

Centers For Advanced Orthopaedics LLC
Catonsville, 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).

Industry payments received (2024) - CMS Open Payments transparency data

The federal Physician Payments Sunshine Act (part of the Affordable Care Act) requires drug and medical-device manufacturers + group purchasing organizations to publicly report payments and other transfers of value to physicians and teaching hospitals. The data below covers 2024 for Emily Holloway, CRNP. Source: openpaymentsdata.cms.gov.

Total received

$404

Largest payer

SI-BONE, INC.

Most common payment type

Food and Beverage

Industry payments are not necessarily indicators of bias, they include research funding, consulting fees for evidence-based work, royalties for inventions, food at conferences, and similar items. The disclosure exists for transparency. Read our methodology for how we interpret this data.

Brand vs generic prescribing mix · Generic-heavy

Emily Holloway, CRNP - brand share 1.0%
Adult Health Nurse Practitioner average

1% brand-name claims vs 99% generic, on 902 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.

902
Total Claims
$13K
Total Drug Cost
313
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
1,109
Total Day Supply
28,114
Brand vs Generic
1% brand / 99% generic
Brand Drug Cost
$319
Generic Drug Cost
$13K
Opioid Claims
112 (12.4% rate)

Patient Demographics

Average Patient Age
74.3 years
Avg HCC Risk Score
1.11
Gender Split
64% female / 36% male
Age Distribution
<65: 21, 65-74: 133, 75-84: 135, 85+: 24

Top Prescribed Drugs (Medicare Part D)

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

What Emily Holloway, 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
Gabapentin
331
Methylprednisolone
109
Meloxicam
90
Tramadol Hcl
83
Celecoxib
53
Dexamethasone
53
Tizanidine Hcl
23
Cyclobenzaprine Hcl
22
Diclofenac Sodium
21
Pregabalin
19

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

Adult Health Nurse Practitioner Overview

How Emily Holloway, CRNP fits within the Adult Health Nurse Practitioner landscape nationally.

29,492
Adult Health Nurse Practitioner Providers in US
55
States with Adult Health Nurse Practitioner
1,201
Avg Claims per Provider

Emily Holloway, CRNP's 902 claims are below the specialty average of 1,201.

Nearby Adult Health Nurse Practitioner Providers in Maryland

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

Compare Adult Health 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 Adult Health 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 Emily Holloway, CRNP's specialty?
Emily Holloway, CRNP specializes in Adult Health Nurse Practitioner and practices in Catonsville, Maryland. Credentials: CRNP.
How much does Emily Holloway, CRNP prescribe under Medicare Part D?
In 2023, Emily Holloway, CRNP wrote 902 Medicare Part D claims totaling $13K in drug costs for 313 beneficiaries.
Where is Emily Holloway, CRNP located?
Emily Holloway, CRNP is located at 910 FREDERICK RD, Catonsville, MD, 21228. Phone: (410) 644-1880.
What is Emily Holloway, CRNP's NPI number?
Emily Holloway, CRNP's National Provider Identifier (NPI) is 1831692953, issued on 03/15/2018.
Does Emily Holloway, CRNP prescribe more brand-name or generic drugs?
Emily Holloway, CRNP's prescribing is 1% brand-name and 99% generic drugs by claim count, with $319 in brand drug costs.
Does Emily Holloway, CRNP prescribe opioids?
Yes, Emily Holloway, CRNP had 112 opioid claims in 2023 with an opioid prescribing rate of 12.4%.
How many Adult Health Nurse Practitioner providers are there in the US?
There are 29,492 Adult Health Nurse Practitioner providers across 55 states in the US. The average Adult Health Nurse Practitioner provider writes 1,201 Medicare Part D claims per year.
What drugs does Emily Holloway, CRNP prescribe most often?
Based on 2023 Medicare Part D data, Emily Holloway, CRNP's most frequently prescribed drugs include Gabapentin, Methylprednisolone, Meloxicam. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does Emily Holloway, CRNP accept Medicare?
Emily Holloway, CRNP appears in CMS Medicare data with 902 Part D claims and 313 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify Emily Holloway, CRNP's credentials?
Emily Holloway, CRNP's NPI is 1831692953 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.
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.