NPPES file of Aug 9, 2026

Mary Elizabeth Piergallini, M.D.

Family Medicine Physician · Lock Haven, PA

Mary Elizabeth Piergallini, M.D. is a family medicine physician with a practice address in Lock Haven, Pennsylvania, and NPI 1326018607, issued on Jan 26, 2006. Check the license (Pennsylvania MD421135, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1326018607
Name
Mary Elizabeth Piergallini
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
MD421135 PA
Self-reported in NPPES; status is on the state search
Practice location
401 High St, Lock Haven, PA 17745
Phone
(570) 747-7400
Enumerated
Jan 26, 2006
Record last updated
Apr 4, 2022
Fax
(570) 748-8004
Medicaid ID
0019525750001 PA
Medicare enrollment
Enrolled (PECOS I20100315000009); accepts Medicare assignment
Medical or professional school
Pennsylvania State University College Of Medicine, 1991
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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8 nearest family medicine physician records → All 7,483 in Pennsylvania → Look up another NPI →

Verify Mary Elizabeth Piergallini 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 MD421135    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

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90% more Medicare Part D claims than the average family medicine physician in 2024

6,717 Medicare Part D claims for 316 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 66 claims were for opioids.

  1. Mary Piergallini6,717
  2. Specialty average3,544

Most prescribed

  1. Levothyroxine Sodium313 claims
  2. Rosuvastatin Calcium309 claims
  3. Amlodipine Besylate239 claims
  4. Omeprazole232 claims
  5. Losartan Potassium224 claims
  6. Lisinopril217 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.

Industry payments in 2024: $13.28

1 payment: food and beverage; the largest payer was Lilly USA, LLC. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mary Piergallini$13.28
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Phoenix Rehabilitation And Health Services IncCranberry Twp, PA

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

Mary Elizabeth Piergallini among 7,483 family medicine physician records in Pennsylvania

Mary Elizabeth Piergallini, M.D. 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 2006, is newer than 12% of them.

  • NPI issued2006 · 12% of these records are older, 53% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated1991 · median 2005 among the 4,529 with a school on file
  • Record last updated2022 · 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).

18 family medicine physician records list a practice address in Lock Haven

They are 18 of the 309 NPPES records with a practice address in Lock Haven, and 7,483 family medicine physician records in Pennsylvania.

All 7,483 in Pennsylvania → Every provider in Lock Haven → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Elena Ackah, M.D.Lock Haven, PA 177451922289891
  2. Boris Gabinskiy, M.D.Lock Haven, PA 177451417925496
  3. Michael Germano, M.D.Lock Haven, PA 177451023542362
  4. Elizabeth Hart, DOLock Haven, PA 177451740667039
  5. Sarah McElroyLock Haven, PA 177451376708487
  6. Amit Mehta, M.D.Lock Haven, PA 177451205159985
  7. Marcus Powers, MDLock Haven, PA 177451982195442
  8. Dennis Probst, D. O.Lock Haven, PA 177451598791741

Common questions

What is Mary Elizabeth Piergallini, M.D.'s NPI number?

Mary Elizabeth Piergallini, M.D.'s National Provider Identifier (NPI) is 1326018607, issued on Jan 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mary Elizabeth Piergallini, M.D. located?

The NPPES record lists a practice address at 401 High St, Lock Haven, PA, 17745. Phone: (570) 747-7400. Providers update this record themselves, so call before visiting.

How can I verify Mary Elizabeth Piergallini, M.D.'s license?

NPPES lists Pennsylvania license number MD421135, 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 Mary Elizabeth Piergallini, M.D. prescribe under Medicare Part D?

In 2024, Mary Elizabeth Piergallini, M.D. had 6,717 Medicare Part D claims for 316 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.