2026 NPPES data Primary Podiatric Medicine Podiatrist NPI 1023579240 DPM
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JENNIFER GRZESIK, DPM

Primary Podiatric Medicine Podiatrist in BROOKLYN, New York. 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
53
Medicare Part D claims · 18 beneficiaries · Primary Podiatric Medicine Podiatrist avg: 322

What the federal data shows

JENNIFER GRZESIK, DPM filed 53 Medicare Part D claims in 2023 as a Primary Podiatric Medicine Podiatrist in BROOKLYN, New York.

53
Part D claims, 2023

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.

JENNIFER GRZESIK, DPM's Medicare Part D volume vs every U.S. prescriber

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

53 0th percentile higher than 0% of 1,370,886 prescribers

0–200: 670,926 prescribers (49%). This entry sits in this band. 200–400: 182,923 prescribers (13%). Above this entry. 400–600: 90,619 prescribers (7%). Above this entry. 600–800: 56,224 prescribers (4%). Above this entry. 800–1,000: 40,919 prescribers (3%). Above this entry. 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. 2,000–2,200: 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 JENNIFER GRZESIK, DPM?

Quality data not reported

NPI registry status

Active

Issued 03/29/2019

NPI 1023579240

Primary specialty

Primary Podiatric Medicine Podiatrist

Niche

1,077 US NPIs in this specialty

Medicare Part D claims

53 84% vs specialty avg

2023 prescription claims

Specialty avg: 322

Specialty distribution in New York

How Primary Podiatric Medicine Podiatrist compares to other specialties among New York providers

New York providers

Primary Podiatric Medicine Podiatrist share within New York

1. Primary Podiatric Medicine Podiatrist42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Primary Podiatric Medicine Podiatrist share within New York

Specialty board-certification context

Estimated specialty board-certified rate — Primary Podiatric Medicine Podiatrist (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
Primary Podiatric Medicine Podiatrist ABMS/AOA estimate

Est. board-certified rate (Primary Podiatric Medicine Podiatrist) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Primary Podiatric Medicine Podiatrist) — 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).

JENNIFER GRZESIK, DPM is a Primary Podiatric Medicine Podiatrist provider practicing in BROOKLYN, New York, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: DPM. NPI: 1023579240. 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.

JENNIFER GRZESIK, DPM appears in the CMS NPPES registry as a Primary Podiatric Medicine Podiatrist provider holding DPM credentials at 491 FLUSHING AVE, BROOKLYN, NY, 11205, with a listed phone of (718) 858-3338. NPI 1023579240 was issued on 03/29/2019. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what GRZESIK 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 53 prescription claims written by this provider, covering 18 Medicare beneficiaries and totaling roughly $6K in drug spend. 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.

Primary Podiatric Medicine Podiatrist is a narrow specialty nationwide, with 1,077 enrolled providers across 50 states and an average of 322 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

491 FLUSHING AVE
BROOKLYN, NY 11205

Provider Details

NPI 1023579240
Specialty Primary Podiatric Medicine Podiatrist
Credentials DPM
Gender Female
NPI Issued 03/29/2019

License & disciplinary context — New York NYSBPMC 2023 annual report

Aggregate state board data only — NOT a determination of any individual provider's status. The figures below describe statewide disciplinary activity across all ~100K New York medical licensees in 2023 — they are NOT specific to JENNIFER GRZESIK, DPM. To verify JENNIFER GRZESIK, DPM's current license status, search the NYSBPMC public license lookup directly, or check the Federation of State Medical Boards (FSMB) verification service.

312
Total board actions, New York 2023
Across 302 cases
3.12
Actions per 1,000 licensees
New York statewide rate
probation
Most common action type
89 cases

NYSBPMC publishes annual disciplinary statistics as part of public-record reporting under each state's Administrative Procedure Act. See the full breakdown by action type and year on the New York disciplinary trends page. Cross-checked against FSMB U.S. Medical Regulatory Trends.

Medicare Part D Prescribing Data

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

53
Total Claims
$6K
Total Drug Cost
18
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
55
Total Day Supply
1,620
Brand Drug Cost
$0
Generic Drug Cost
$6K

Patient Demographics

Average Patient Age
72.9 years
Avg HCC Risk Score
1.19

Top Prescribed Drugs (Medicare Part D)

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

Drug Claims
Clotrimazole
12

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

Primary Podiatric Medicine Podiatrist Overview

How JENNIFER GRZESIK, DPM fits within the Primary Podiatric Medicine Podiatrist landscape nationally.

1,077
Primary Podiatric Medicine Podiatrist Providers in US
50
States with Primary Podiatric Medicine Podiatrist
322
Avg Claims per Provider

JENNIFER GRZESIK, DPM's 53 claims are below the specialty average of 322.

Nearby Primary Podiatric Medicine Podiatrist Providers in New York

Other clinicians with the same primary specialty enrolled in New York, drawn from the same CMS NPPES roster as GRZESIK.

Compare Primary Podiatric Medicine Podiatrist nationally: see state-by-state distribution →

Frequently Asked Questions

What is JENNIFER GRZESIK, DPM's specialty?
JENNIFER GRZESIK, DPM specializes in Primary Podiatric Medicine Podiatrist and practices in BROOKLYN, New York. Credentials: DPM.
How much does JENNIFER GRZESIK, DPM prescribe under Medicare Part D?
In 2023, JENNIFER GRZESIK, DPM wrote 53 Medicare Part D claims totaling $6K in drug costs for 18 beneficiaries.
Where is JENNIFER GRZESIK, DPM located?
JENNIFER GRZESIK, DPM is located at 491 FLUSHING AVE, BROOKLYN, NY, 11205. Phone: (718) 858-3338.
What is JENNIFER GRZESIK, DPM's NPI number?
JENNIFER GRZESIK, DPM's National Provider Identifier (NPI) is 1023579240, issued on 03/29/2019.
How many Primary Podiatric Medicine Podiatrist providers are there in the US?
There are 1,077 Primary Podiatric Medicine Podiatrist providers across 50 states in the US. The average Primary Podiatric Medicine Podiatrist provider writes 322 Medicare Part D claims per year.
What drugs does JENNIFER GRZESIK, DPM prescribe most often?
Based on 2023 Medicare Part D data, JENNIFER GRZESIK, DPM's most frequently prescribed drugs include Clotrimazole. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does JENNIFER GRZESIK, DPM accept Medicare?
JENNIFER GRZESIK, DPM appears in CMS Medicare data with 53 Part D claims and 18 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify JENNIFER GRZESIK, DPM's credentials?
JENNIFER GRZESIK, DPM's NPI is 1023579240 with credentials DPM. 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