Peter Christner Leahy, MD
Psychiatry Physician · Philadelphia, PA
Peter Christner Leahy, MD is a psychiatry physician with a practice address in Philadelphia, Pennsylvania, and NPI 1073243283, issued on Jun 13, 2022. Check the license (Pennsylvania MT226416, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Peter Christner Leahy
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- MT226416 PA
Self-reported in NPPES; status is on the state search - Practice location
- 100 E Lehigh Ave, Philadelphia, PA 19125
- Phone
- (215) 707-1200
- Enumerated
- Jun 13, 2022
- Record last updated
- Aug 22, 2022
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 2,662 in Pennsylvania → Look up another NPI →
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Verify Peter Christner Leahy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MT226416Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average psychiatry physician in 2024
36 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Peter Christner Leahy among 2,662 psychiatry physician records in Pennsylvania
Peter Christner Leahy, MD is one of 2,662 psychiatry physician records with a practice address in Pennsylvania. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 92% of them.
- NPI issued2022 · 92% of these records are older, 6% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileNo · 45% of these records are
- Record last updated2022 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
727 psychiatry physician records list a practice address in Philadelphia
They are 727 of the 42,849 NPPES records with a practice address in Philadelphia, and 2,662 psychiatry physician records in Pennsylvania.
All 2,662 in Pennsylvania → Every provider in Philadelphia → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Marla Deibler, PSY.DPhiladelphia, PA 191251801803457
- William Dubin, MDPhiladelphia, PA 191251689662660
- Gregg Gorton, M.D.Philadelphia, PA 191251760596274
- John Harding, MDPhiladelphia, PA 191251487642484
- Jonathan Kersun, M.D.Philadelphia, PA 191251285797027
- Pietro Miazzo, MDPhiladelphia, PA 191251649268640
- Natalia Ortiz, MDPhiladelphia, PA 191251114914959
- Madhulatha Paul, MDPhiladelphia, PA 191251003804097
Common questions
What is Peter Christner Leahy, MD's NPI number?
Peter Christner Leahy, MD's National Provider Identifier (NPI) is 1073243283, issued on Jun 13, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Peter Christner Leahy, MD located?
The NPPES record lists a practice address at 100 E Lehigh Ave, Philadelphia, PA, 19125. Phone: (215) 707-1200. Providers update this record themselves, so call before visiting.
How can I verify Peter Christner Leahy, MD's license?
NPPES lists Pennsylvania license number MT226416, 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 Peter Christner Leahy, MD prescribe under Medicare Part D?
In 2024, Peter Christner Leahy, MD had 36 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. 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.
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.