Mark Donald Fisher, MD
Addiction Medicine (Internal Medicine) Physician · Buffalo, NY
Mark Donald Fisher, MD is an addiction medicine (internal medicine) physician with a practice address in Buffalo, New York, and NPI 1447229562, issued on Mar 14, 2006. Check the license (New York 207389, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Mark Donald Fisher
- Credential
- MD
- Primary taxonomy
- Addiction Medicine (Internal Medicine) Physician 207RA0401X
- License number
- 207389 NY
Self-reported in NPPES; status is on the state search - Practice location
- 1207 Delaware Ave Ste 490, Buffalo, NY 14209
- Phone
- (716) 830-1350
- Enumerated
- Mar 14, 2006
- Record last updated
- Nov 21, 2023
- Fax
- (716) 205-7525
- Medicaid ID
- 02097354 NY
- Entity
- Type 1 · individual
8 nearest addiction medicine (internal medicine) physician records → All 68 in New York → Look up another NPI →
Verify Mark Donald Fisher 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 207389Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
55% fewer Medicare Part D claims than the average addiction medicine (internal medicine) physician in 2024
376 Medicare Part D claims for 17 beneficiaries, against an average of 829 among the 401 providers of this specialty who prescribed in Part D. 27 claims were for opioids.
Most prescribed
- Buprenorphine Hcl74 claims
- Buprenorphine-Naloxone69 claims
- Dextroamphetamine-Amphetamine32 claims
- Gabapentin29 claims
- Methadone Hcl23 claims
- Meloxicam21 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.
Mark Donald Fisher among 68 addiction medicine (internal medicine) physician records in New York
Mark Donald Fisher, MD is one of 68 addiction medicine (internal medicine) physician records with a practice address in New York. 76% 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 1% of them.
- NPI issued2006 · 1% of these records are older, 57% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 41% of these records are
- Record last updated2023 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RA0401X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Addiction Medicine (Internal Medicine) Physician providers in New York
There are 68 addiction medicine (internal medicine) physician records in New York.
All 68 in New York → Every provider in Buffalo → Addiction Medicine (Internal Medicine) Physician nationwide →
The 8 addiction medicine (internal medicine) physician records with the nearest ZIP codes
- Darren Alicandri, MDBuffalo, NY 142151285864637
- Anuradha Mendu, M.B.B.S., M.P.HBuffalo, NY 142151104183144
- Peter Ronan, MDBinghamton, NY 139031922065093
- Robert Mick, MDRochester, NY 146111518002005
- Christopher Davis, M.D., M.P.H., M.B.ARochester, NY 146181568484780
- Victor Idahosa, MDWaverly, NY 148921528226677
- Michael Salvana, MDUtica, NY 135021679844666
- Paul Kotecki, REGISTERED NURSESaranac Lake, NY 129831306579149
Common questions
What is Mark Donald Fisher, MD's NPI number?
Mark Donald Fisher, MD's National Provider Identifier (NPI) is 1447229562, issued on Mar 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Donald Fisher, MD located?
The NPPES record lists a practice address at 1207 Delaware Ave Ste 490, Buffalo, NY, 14209. Phone: (716) 830-1350. Providers update this record themselves, so call before visiting.
How can I verify Mark Donald Fisher, MD's license?
NPPES lists New York license number 207389, 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 Mark Donald Fisher, MD prescribe under Medicare Part D?
In 2024, Mark Donald Fisher, MD had 376 Medicare Part D claims for 17 beneficiaries; the average among addiction medicine (internal medicine) physician prescribers was 829. 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.