Charles Richard Leahy, MD
Internal Medicine Physician · Canandaigua, NY
Charles Richard Leahy, MD is an internal medicine physician with a practice address in Canandaigua, New York, and NPI 1912694373, issued on Apr 18, 2023. Check the license (New York 340253, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Charles Richard Leahy
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 340253 NY
Self-reported in NPPES; status is on the state search - Practice location
- 350 Parrish St, Canandaigua, NY 14424
- Phone
- (585) 396-6000
- Enumerated
- Apr 18, 2023
- Record last updated
- Apr 10, 2026
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 350 Parrish St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Lori Antonitto, D.O.Anesthesiology Physician1376786244
- Sierra Ayers, FNPFamily Nurse Practitioner1235700816
- David Baum, M.D.Emergency Medicine Physician1942360938
- Nicole Benedetto, PT, DPTPhysical Therapist1700423100
- Morgan Bessey, PA-CPhysician Assistant1073089371
Verify Charles Richard Leahy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 340253Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% fewer Medicare Part D claims than the average internal medicine physician in 2024
894 Medicare Part D claims for 111 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims. 14 claims were for opioids.
Most prescribed
- Gabapentin52 claims
- Atorvastatin Calcium47 claims
- Torsemide37 claims
- Amlodipine Besylate32 claims
- Metformin Hcl Er32 claims
- Pantoprazole Sodium31 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.
Charles Richard Leahy among 12,067 internal medicine physician records in New York
Charles Richard Leahy, MD is one of 12,067 internal medicine physician records with a practice address in New York. 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 2023, is newer than 96% of them.
- NPI issued2023 · 96% of these records are older, 2% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2026 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
26 internal medicine physician records list a practice address in Canandaigua
They are 26 of the 1,072 NPPES records with a practice address in Canandaigua, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Canandaigua → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Devyani Alankar, MDCanandaigua, NY 144241780613646
- R. Alling, M.D.Canandaigua, NY 144241366443202
- Sunil Baldwa, M.D.Canandaigua, NY 144241386680742
- Richard Benivegna, M.D.Canandaigua, NY 144241073543492
- Karl Eurenius, MDCanandaigua, NY 144241487682035
- Kipling Goh, M.D.Canandaigua, NY 144241295738276
- Deborah Healy, M.D.Canandaigua, NY 144241902993306
- Michael Mitchko, M.D.Canandaigua, NY 144241811990898
Common questions
What is Charles Richard Leahy, MD's NPI number?
Charles Richard Leahy, MD's National Provider Identifier (NPI) is 1912694373, issued on Apr 18, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Charles Richard Leahy, MD located?
The NPPES record lists a practice address at 350 Parrish St, Canandaigua, NY, 14424. Phone: (585) 396-6000. Providers update this record themselves, so call before visiting.
How can I verify Charles Richard Leahy, MD's license?
NPPES lists New York license number 340253, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Charles Richard Leahy, MD prescribe under Medicare Part D?
In 2024, Charles Richard Leahy, MD had 894 Medicare Part D claims for 111 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.