Michael Buff, MD
NPI 1699811547 · Hematology & Oncology Physician · Concord, NH
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Buff, MD is a Hematology & Oncology Physician provider in Concord, NH (NPI 1699811547).
Provider details
- NPI number
- 1699811547
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 217012 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,386 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 436 | $128 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 309 | $91 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 256 | $131 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 205 | $14 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 187 | $98 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Letrozole | 144 | 44 |
| Prednisone | 69 | 21 |
| Dexamethasone | 43 | 28 |
| Abiraterone Acetate | 42 | — |
| Potassium Chloride | 41 | 11 |
| Anastrozole | 40 | 14 |
| Tamoxifen Citrate | 34 | 12 |
| Olanzapine | 34 | 21 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$226 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-29
- Last updated
- 2024-10-29
- Certified
- 2024-10-29
Frequently asked questions
- What is Michael Buff's NPI number?
- Michael Buff's National Provider Identifier (NPI) is 1699811547, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Buff's specialty?
- Michael Buff is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Buff located?
- Michael Buff's practice location on file with NPPES is 250 Pleasant St, Concord, NH 03301-7559.
- What is Michael Buff's phone number?
- The practice phone number listed in the NPPES registry for Michael Buff is (036) 226-4846.
- Does Michael Buff accept Medicare?
- Michael Buff is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Buff's NPI active?
- Yes — Michael Buff's NPI (1699811547) is active in the NPPES registry as of the last update on 2024-10-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.