2026 NPPES data Gerontology Nurse Practitioner NPI 1144284274 ANP, GNP
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MARY CARLSON, ANP, GNP

Gerontology Nurse Practitioner in NORTHFIELD, Minnesota. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.

Federal data — no proprietary rating. PlainDoctor publishes the actual CMS NPPES and Medicare records — NPI registration, specialty, practice location, and prescribing data — without a composite score or editorial opinion on top. Every field traces to a federal source.
Prescribing volume
4K
Medicare Part D claims · 165 beneficiaries · Gerontology Nurse Practitioner avg: 1K
Generic prescribing
90%
generic claims · 10% brand-name · higher generic rates reduce patient out-of-pocket costs
What the federal data reveals: MARY CARLSON, ANP, GNP is a Gerontology Nurse Practitioner ([object Object]) practicing in NORTHFIELD, Minnesota with a Medicare Part D prescribing footprint of 4K claims across 165 beneficiaries — 10% brand-name prescribing .

What stands out: MARY CARLSON, ANP, GNP filed 3,725 Medicare Part D claims in 2023 across NORTHFIELD, Minnesota. Every figure on this page comes straight from federal CMS records, with no proprietary rating applied.

MARY CARLSON, ANP, GNP at a glance

Quality data not reported

NPI registry status

Active

Issued 04/14/2006

NPI 1144284274

Primary specialty

Gerontology Nurse Practitioner

Mid-sized

9,625 US NPIs in this specialty

Medicare Part D claims

3,725 190% vs specialty avg

2023 prescription claims

Specialty avg: 1,283

Specialty distribution in Minnesota

How Gerontology Nurse Practitioner compares to other specialties among Minnesota providers

Minnesota providers

Gerontology Nurse Practitioner share within Minnesota

1. Gerontology Nurse Practitioner42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Gerontology Nurse Practitioner share within Minnesota

Specialty board-certification context

Estimated specialty board-certified rate — Gerontology Nurse Practitioner (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
Gerontology Nurse Practitioner ABMS/AOA estimate

Est. board-certified rate (Gerontology Nurse Practitioner) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Gerontology Nurse Practitioner) — ABMS / AOA estimate

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).

MARY CARLSON, ANP, GNP is a Gerontology Nurse Practitioner provider practicing in NORTHFIELD, Minnesota, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: ANP, GNP. NPI: 1144284274. This profile includes practice location, specialty classification, and organizational affiliations from the CMS provider registry. Provider information is self-reported to CMS and updated monthly.

MARY CARLSON, ANP, GNP appears in the CMS NPPES registry as a Gerontology Nurse Practitioner provider holding ANP, GNP credentials at 7335 110TH ST E, NORTHFIELD, MN, 55057, with a listed phone of (507) 581-0621. NPI 1144284274 was issued on 04/14/2006. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what CARLSON 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 3,725 prescription claims written by this provider, covering 165 Medicare beneficiaries and totaling roughly $167K in drug spend, split 10% brand-name and 90% generic by claim count, with an opioid prescribing rate of 9.7%. 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.

Gerontology Nurse Practitioner is a mid-sized specialty nationwide, with 9,625 enrolled providers across 54 states and an average of 1,283 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

7335 110TH ST E
NORTHFIELD, MN 55057

Provider Details

NPI 1144284274
Specialty Gerontology Nurse Practitioner
Credentials ANP, GNP
Gender Female
NPI Issued 04/14/2006

Brand vs generic prescribing mix · Typical

MARY CARLSON, ANP, GNP — brand share 10.0%
Specialty average (est.)

10% brand-name claims vs 90% generic, on 3,725 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.

3,725
Total Claims
$167K
Total Drug Cost
165
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
3,824
Total Day Supply
81,357
Brand vs Generic
10% brand / 90% generic
Brand Drug Cost
$93K
Generic Drug Cost
$68K
Opioid Claims
361 (9.7% rate)
Antibiotic Claims
78

Patient Demographics

Average Patient Age
83.9 years
Avg HCC Risk Score
1.92
Gender Split
75% female / 25% male

Top Prescribed Drugs (Medicare Part D)

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

Drug Claims
Levothyroxine Sodium
203
Oxycodone Hcl
192
Sertraline Hcl
160
Mirtazapine
137
Furosemide
106
Metoprolol Succinate
104
Potassium Chloride
100
Atorvastatin Calcium
90
Omeprazole
88
Quetiapine Fumarate
82

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

Gerontology Nurse Practitioner Overview

How MARY CARLSON, ANP, GNP fits within the Gerontology Nurse Practitioner landscape nationally.

9,625
Gerontology Nurse Practitioner Providers in US
54
States with Gerontology Nurse Practitioner
1,283
Avg Claims per Provider

MARY CARLSON, ANP, GNP's 3,725 claims are above the specialty average of 1,283.

Nearby Gerontology Nurse Practitioner Providers in Minnesota

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

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

Frequently Asked Questions

What is MARY CARLSON, ANP, GNP's specialty?
MARY CARLSON, ANP, GNP specializes in Gerontology Nurse Practitioner and practices in NORTHFIELD, Minnesota. Credentials: ANP, GNP.
How much does MARY CARLSON, ANP, GNP prescribe under Medicare Part D?
In 2023, MARY CARLSON, ANP, GNP wrote 3,725 Medicare Part D claims totaling $167K in drug costs for 165 beneficiaries.
Where is MARY CARLSON, ANP, GNP located?
MARY CARLSON, ANP, GNP is located at 7335 110TH ST E, NORTHFIELD, MN, 55057. Phone: (507) 581-0621.
What is MARY CARLSON, ANP, GNP's NPI number?
MARY CARLSON, ANP, GNP's National Provider Identifier (NPI) is 1144284274, issued on 04/14/2006.
Does MARY CARLSON, ANP, GNP prescribe more brand-name or generic drugs?
MARY CARLSON, ANP, GNP's prescribing is 10% brand-name and 90% generic drugs by claim count, with $93K in brand drug costs.
Does MARY CARLSON, ANP, GNP prescribe opioids?
Yes, MARY CARLSON, ANP, GNP had 361 opioid claims in 2023 with an opioid prescribing rate of 9.7%.
How many Gerontology Nurse Practitioner providers are there in the US?
There are 9,625 Gerontology Nurse Practitioner providers across 54 states in the US. The average Gerontology Nurse Practitioner provider writes 1,283 Medicare Part D claims per year.
What drugs does MARY CARLSON, ANP, GNP prescribe most often?
Based on 2023 Medicare Part D data, MARY CARLSON, ANP, GNP's most frequently prescribed drugs include Levothyroxine Sodium, Oxycodone Hcl, Sertraline Hcl. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does MARY CARLSON, ANP, GNP accept Medicare?
MARY CARLSON, ANP, GNP appears in CMS Medicare data with 3,725 Part D claims and 165 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify MARY CARLSON, ANP, GNP's credentials?
MARY CARLSON, ANP, GNP's NPI is 1144284274 with credentials ANP, GNP. 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