Maxim Bitunov, M.D.
NPI 1821430349 · Internal Medicine Physician · Pittsfield, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maxim Bitunov, M.D. is a Internal Medicine Physician provider in Pittsfield, MA (NPI 1821430349).
Provider details
- NPI number
- 1821430349
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 256517 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
12 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
3,193 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 | 979 | $98 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 476 | $17 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 417 | $146 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 231 | $90 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 164 | $131 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent Visit |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 144 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 554 | 164 |
| Atorvastatin Calcium | 507 | 157 |
| Losartan Potassium | 374 | 109 |
| Lisinopril | 361 | 109 |
| Gabapentin | 323 | 87 |
| Omeprazole | 287 | 95 |
| Levothyroxine Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$299 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
- 2013-07-25
- Last updated
- 2016-07-20
Frequently asked questions
- What is Maxim Bitunov's NPI number?
- Maxim Bitunov's National Provider Identifier (NPI) is 1821430349, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maxim Bitunov's specialty?
- Maxim Bitunov is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Maxim Bitunov located?
- Maxim Bitunov's practice location on file with NPPES is 631b North St, Pittsfield, MA 01201-4102.
- What is Maxim Bitunov's phone number?
- The practice phone number listed in the NPPES registry for Maxim Bitunov is (413) 499-2051.
- Does Maxim Bitunov accept Medicare?
- Maxim Bitunov is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maxim Bitunov's NPI active?
- Yes — Maxim Bitunov's NPI (1821430349) is active in the NPPES registry as of the last update on 2016-07-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.