NPPES file of Aug 9, 2026

Alison Rae McMaster, D.O.

Family Medicine Physician · Hanover, PA

Alison Rae McMaster, D.O. is a family medicine physician with a practice address in Hanover, Pennsylvania, and NPI 1235456328, issued on Apr 28, 2010. Check the license (Pennsylvania OS015957, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1235456328
Name
Alison Rae McMaster
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
OS015957 PA
Self-reported in NPPES; status is on the state search
Practice location
250 Fame Ave Ste 206A, Hanover, PA 17331
Phone
(717) 316-2248
Enumerated
Apr 28, 2010
Record last updated
Jan 27, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(717) 316-7712
Medicare enrollment
Enrolled (PECOS I20130624000089); accepts Medicare assignment
Medical or professional school
Philadelphia College Of Osteopathic Medicine, 2010
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 250 Fame Ave Ste 206A

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Mohammad Bari, M.D.Infectious Disease Physician1801090642
  2. Luciene Borowik, MDInternal Medicine Physician1144366931
  3. James Downs, APRNFamily Nurse Practitioner1356197651
  4. Moushumi Kundu, MDGeriatric Medicine (Internal Medicine) Physician1851499834

Verify Alison Rae McMaster in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license OS015957
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Pennsylvania license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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67% more Medicare Part D claims than the average family medicine physician in 2024

5,918 Medicare Part D claims for 429 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 43 claims were for opioids.

  1. Alison McMaster5,918
  2. Specialty average3,544

Most prescribed

  1. Lisinopril354 claims
  2. Atorvastatin Calcium311 claims
  3. Amlodipine Besylate217 claims
  4. Pantoprazole Sodium209 claims
  5. Levothyroxine Sodium186 claims
  6. Omeprazole155 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 82.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score76.6
  2. Costout of 100 · 30%65.2
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 2 group practices

  1. Phoenix Rehabilitation And Health Services IncCranberry Twp, PA
  2. Pinnacle Health Medical ServicesHanover, PA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Alison Rae McMaster among 7,483 family medicine physician records in Pennsylvania

Alison Rae McMaster, D.O. is one of 7,483 family medicine physician records with a practice address in Pennsylvania. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 60% of them.

  • NPI issued2010 · 60% of these records are older, 38% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2010 · median 2005 among the 4,529 with a school on file
  • Record last updated2021 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

23 family medicine physician records list a practice address in Hanover

They are 23 of the 804 NPPES records with a practice address in Hanover, and 7,483 family medicine physician records in Pennsylvania.

The 8 family medicine physician records with the nearest ZIP codes

  1. Wallace Ammon, MDHanover, PA 173311871653345
  2. Maureen Eisenberg, D.O.Hanover, PA 173311336148121
  3. Robert Henke, M.D.Hanover, PA 173311235138975
  4. Catherine Kirby, M.D.Hanover, PA 173311093714867
  5. Brian Knop, M.D.Hanover, PA 173311164426532
  6. John Lieb, M.D.Hanover, PA 173311821097577
  7. John Lunsford, M.D.Hanover, PA 173311013916899
  8. Vernon Preston, M.D.Hanover, PA 173311952300741

Common questions

What is Alison Rae McMaster, D.O.'s NPI number?

Alison Rae McMaster, D.O.'s National Provider Identifier (NPI) is 1235456328, issued on Apr 28, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Alison Rae McMaster, D.O. located?

The NPPES record lists a practice address at 250 Fame Ave Ste 206A, Hanover, PA, 17331. Phone: (717) 316-2248. Providers update this record themselves, so call before visiting.

How can I verify Alison Rae McMaster, D.O.'s license?

NPPES lists Pennsylvania license number OS015957, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Alison Rae McMaster, D.O. prescribe under Medicare Part D?

In 2024, Alison Rae McMaster, D.O. had 5,918 Medicare Part D claims for 429 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Alison Rae McMaster, D.O.'s MIPS final score?

The 2023 MIPS final score is 82.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.