Michael S. Buff, MD
Hematology & Oncology Physician · Concord, NH
Michael S. Buff, MD is a hematology & oncology physician with a practice address in Concord, New Hampshire, and NPI 1699811547, issued on Jan 29, 2007. Check the license (New Hampshire 13422, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Michael S. Buff
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License numbers
- 13422 NH
217012 MA
Self-reported in NPPES; status is on the state search - Practice location
- 250 Pleasant St, Concord, NH 03301
- Phone
- (036) 226-4846
- Enumerated
- Jan 29, 2007
- Record last updated
- Oct 29, 2024
- Fax
- (603) 622-7438
- Medicaid ID
- 30206734 NH
- Medicare enrollment
- Enrolled (PECOS I20070814000695); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Stony Brook, School Of Medicine, 2001
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 76 in New Hampshire → Look up another NPI →
Also registered at 250 Pleasant St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Peter Abdalla, DOHospitalist Physician1013279504
- Ruba Abdullah, MDFamily Medicine Physician1336871524
- Arthur Ablayev, MDHospitalist Physician1598178881
- Judith Ainsworth, APRNFamily Nurse Practitioner1023473881
- D. Akey, MDPulmonary Disease Physician1629015995
- Mathew AllardStudent in an Organized Health Care Education/Training Program1477499515
Verify Michael S. Buff in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Hampshire Board of Medicine
Search for license 13422Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
17% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
725 Medicare Part D claims for 181 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 28 claims were for opioids.
Most prescribed
- Letrozole144 claims
- Prednisone69 claims
- Dexamethasone43 claims
- Abiraterone Acetate42 claims
- Potassium Chloride41 claims
- Anastrozole40 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: $226.28
3 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Elliot Professional ServicesManchester, NH
- New Hampshire Oncology-Hematology PAConcord, NH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael S. Buff among 76 hematology & oncology physician records in New Hampshire
Michael S. Buff, MD is one of 76 hematology & oncology physician records with a practice address in New Hampshire. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 55% of them.
- NPI issued2007 · 55% of these records are older, 36% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2001 · median 2001 among the 53 with a school on file
- Record last updated2024 · 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 207RH0003X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in New Hampshire
There are 76 hematology & oncology physician records in New Hampshire.
All 76 in New Hampshire → Every provider in Concord → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Frederick Briccetti, MDConcord, NH 033011063406932
- Charles Catcher, MDConcord, NH 033011114978749
- Gina Divenuti, MDConcord, NH 033011912958703
- Josy Mathew, MBBS, MDConcord, NH 033011174715247
- Meredith Selleck, MDConcord, NH 033011417908211
- Jeanna Walsh, MDConcord, NH 033011922022540
- Douglas Weckstein, MDConcord, NH 033011710971684
- Steven Larmon, MDKeene, NH 034311114943974
Common questions
What is Michael S. Buff, MD's NPI number?
Michael S. Buff, MD's National Provider Identifier (NPI) is 1699811547, issued on Jan 29, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Michael S. Buff, MD located?
The NPPES record lists a practice address at 250 Pleasant St, Concord, NH, 03301. Phone: (036) 226-4846. Providers update this record themselves, so call before visiting.
How can I verify Michael S. Buff, MD's license?
NPPES lists New Hampshire license number 13422, as entered by the provider. Search the New Hampshire Board of Medicine at https://www.oplc.nh.gov/board-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Michael S. Buff, MD prescribe under Medicare Part D?
In 2024, Michael S. Buff, MD had 725 Medicare Part D claims for 181 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.