Maxim Bitunov, M.D.
Internal Medicine Physician · Pittsfield, MA
Maxim Bitunov, M.D. is an internal medicine physician with a practice address in Pittsfield, Massachusetts, and NPI 1821430349, issued on Jul 25, 2013. Check the license (Massachusetts 256517, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Maxim Bitunov
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 256517 MA
Self-reported in NPPES; status is on the state search - Practice location
- 631B North St, Pittsfield, MA 01201
- Phone
- (413) 499-2051
- Enumerated
- Jul 25, 2013
- Record last updated
- Jul 20, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (413) 445-9561
- Medicare enrollment
- Enrolled (PECOS I20161110000278); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 6,825 in Massachusetts → Look up another NPI →
Also registered at 631B North St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ebony Alexander, FNPFamily Nurse Practitioner1639668551
- Lisa Das, M.D.Specialist1962486886
- Carolee Harrigan, CNPFamily Nurse Practitioner1013471671
- Jennifer Nugent, NP-CAdult Health Nurse Practitioner1639450919
- Linda SchermerhornFamily Nurse Practitioner1174613848
- Jennifer Votruba, PA-CPhysician Assistant1255851747
Verify Maxim Bitunov in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 256517Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.0 times the Medicare Part D claims of the average internal medicine physician in 2024
9,508 Medicare Part D claims for 798 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 389 claims were for opioids.
Most prescribed
- Amlodipine Besylate554 claims
- Atorvastatin Calcium507 claims
- Losartan Potassium374 claims
- Lisinopril361 claims
- Gabapentin323 claims
- Omeprazole287 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: $299.14
3 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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 3 group practices
- Berkshire Faculty Services IncGreat Barrington, MA
- Berkshire Medical Center IncPittsfield, MA
- Select Rehabilitation, LLCGlenview, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maxim Bitunov among 6,825 internal medicine physician records in Massachusetts
Maxim Bitunov, M.D. is one of 6,825 internal medicine physician records with a practice address in Massachusetts. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 70% of them.
- NPI issued2013 · 70% of these records are older, 28% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2005 · median 2004 among the 4,103 with a school on file
- Record last updated2016 · 64% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
60 internal medicine physician records list a practice address in Pittsfield
They are 60 of the 2,189 NPPES records with a practice address in Pittsfield, and 6,825 internal medicine physician records in Massachusetts.
All 6,825 in Massachusetts → Every provider in Pittsfield → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Kyneret Albert, MDPittsfield, MA 012011457325102
- Gordon Bird, M.D.Pittsfield, MA 012011225021603
- Michael Blackman, MDPittsfield, MA 012011558329177
- Noel Blagg, M.D.Pittsfield, MA 012011952394355
- Rebecca Caine, M.D.Pittsfield, MA 012011730147356
- Charles D'Agostino, MDPittsfield, MA 012011750366381
- Sharon Gittzus, A.N.P.-CPittsfield, MA 012011265494439
- Harry Hartford, M.D.Pittsfield, MA 012011669470456
Common questions
What is Maxim Bitunov, M.D.'s NPI number?
Maxim Bitunov, M.D.'s National Provider Identifier (NPI) is 1821430349, issued on Jul 25, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Maxim Bitunov, M.D. located?
The NPPES record lists a practice address at 631B North St, Pittsfield, MA, 01201. Phone: (413) 499-2051. Providers update this record themselves, so call before visiting.
How can I verify Maxim Bitunov, M.D.'s license?
NPPES lists Massachusetts license number 256517, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Maxim Bitunov, M.D. prescribe under Medicare Part D?
In 2024, Maxim Bitunov, M.D. had 9,508 Medicare Part D claims for 798 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.