2026 NPPES data Gastroenterology Physician NPI 1457327439 M.D.
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Matthew Astroff, M.D.

Gastroenterology Physician in Malvern, Pennsylvania.

This profile is drawn from the federal National Provider Identifier Registry (CMS NPPES), which lists more than 7 million U.S. healthcare providers - including 16,567 in Gastroenterology Physician, 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
55
Medicare Part D claims · 27 beneficiaries · Gastroenterology Physician avg: 833
Compiled from official public sources by the PlainDoctor editorial team.

What the federal data shows

Matthew Astroff, M.D. filed 55 Medicare Part D claims in 2023 as a Gastroenterology Physician in Malvern, Pennsylvania.

55
Part D claims, 2023
Likely
board-certified (heuristic)

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.

Matthew Astroff, M.D.'s Medicare Part D volume vs every U.S. prescriber

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

55 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. 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

Board certification likely (heuristic, not verified)

Matthew Astroff, M.D. practices in an ABMS-board-eligible specialty and shows active CMS Medicare participation + 1 hospital affiliation - signals consistent with board-certified status. For verified board certification, see CertificationMatters.org (the official ABMS public lookup).

What does the federal data show about Matthew Astroff, M.D.?

Quality data not reported

NPI registry status

Active

Issued 02/28/2006

NPI 1457327439

Primary specialty

Gastroenterology Physician

Mid-sized

16,567 US NPIs in this specialty

Medicare Part D claims

55 93% vs specialty avg

2023 prescription claims

Specialty avg: 833

Specialty distribution in Pennsylvania

How Gastroenterology Physician compares to other specialties among Pennsylvania providers

Pennsylvania providers
Student in an Organized Health Care Education/Training Program - 5.6%Student in an Organized Health Care Education/Training Program5.6%Pharmacist - 5%Pharmacist5%Physical Therapist - 4.9%Physical Therapist4.9%Mental Health Counselor - 3.9%Mental Health Counselor3.9%Internal Medicine Physician - 3.3%Internal Medicine Physician3.3%Professional Counselor - 3.2%Professional Counselor3.2%Gastroenterology Physician - 0.3%Gastroenterology Physician0.3%
Largest specialties in Pennsylvania (% 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 Gastroenterology Physician. Verify directly:

How MIPS and board certification work

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).

Matthew Astroff, M.D. appears in the CMS NPPES registry as a Gastroenterology Physician provider holding M.D. credentials at 325 CENTRAL AVE, Malvern, PA, 19355, with a listed phone of (610) 644-6755. NPI 1457327439 was issued on 02/28/2006.

Medicare Part D records for calendar year 2023 show 55 prescription claims written by this provider, covering 27 Medicare beneficiaries and totaling roughly $1K in drug spend.

Gastroenterology Physician is a mid-sized specialty nationwide, with 16,567 enrolled providers across 54 states and an average of 833 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

325 CENTRAL AVE
Malvern, PA 19355

Provider Details

NPI 1457327439
Specialty Gastroenterology Physician
Credentials M.D.
Gender Male
NPI Issued 02/28/2006

Hospital and facility affiliations

Facilities where Matthew Astroff, M.D. 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.

Permanente Medical Group Inc
San Rafael, CA

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

License & disciplinary context - Pennsylvania PA-BOM 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 ~45K Pennsylvania medical licensees in 2023 - they are NOT specific to Matthew Astroff, M.D.. To verify Matthew Astroff, M.D.'s current license status, search the PA-BOM public license lookup directly, or check the Federation of State Medical Boards (FSMB) verification service.

133
Total board actions, Pennsylvania 2023
Across 129 cases
2.96
Actions per 1,000 licensees
Pennsylvania statewide rate
probation
Most common action type
48 cases

PA-BOM 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 Pennsylvania 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.

55
Total Claims
$1K
Total Drug Cost
27
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
63
Total Day Supply
1,501
Generic Drug Cost
$1K

Patient Demographics

Average Patient Age
70.3 years
Avg HCC Risk Score
0.94
Gender Split
56% female / 44% 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
Omeprazole
20

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

Gastroenterology Physician Overview

How Matthew Astroff, M.D. fits within the Gastroenterology Physician landscape nationally.

16,567
Gastroenterology Physician Providers in US
54
States with Gastroenterology Physician
833
Avg Claims per Provider

Matthew Astroff, M.D.'s 55 claims are below the specialty average of 833.

Nearby Gastroenterology Physician Providers in Pennsylvania

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

Compare Gastroenterology Physician 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 Pennsylvania medical board, federal registration is not a license check. Credential verification guide
  • Weigh a second option: compare this provider with a nearby Gastroenterology Physician 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 Matthew Astroff, M.D.'s specialty?
Matthew Astroff, M.D. specializes in Gastroenterology Physician and practices in Malvern, Pennsylvania. Credentials: M.D..
How much does Matthew Astroff, M.D. prescribe under Medicare Part D?
In 2023, Matthew Astroff, M.D. wrote 55 Medicare Part D claims totaling $1K in drug costs for 27 beneficiaries.
Where is Matthew Astroff, M.D. located?
Matthew Astroff, M.D. is located at 325 CENTRAL AVE, Malvern, PA, 19355. Phone: (610) 644-6755.
What is Matthew Astroff, M.D.'s NPI number?
Matthew Astroff, M.D.'s National Provider Identifier (NPI) is 1457327439, issued on 02/28/2006.
How many Gastroenterology Physician providers are there in the US?
There are 16,567 Gastroenterology Physician providers across 54 states in the US. The average Gastroenterology Physician provider writes 833 Medicare Part D claims per year.
What drugs does Matthew Astroff, M.D. prescribe most often?
Based on 2023 Medicare Part D data, Matthew Astroff, M.D.'s most frequently prescribed drugs include Omeprazole. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does Matthew Astroff, M.D. accept Medicare?
Matthew Astroff, M.D. appears in CMS Medicare data with 55 Part D claims and 27 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify Matthew Astroff, M.D.'s credentials?
Matthew Astroff, M.D.'s NPI is 1457327439 with credentials M.D.. 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

View source datasets and methodology notes
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.