Jonathan B. Grenoble, M.D.
Family Medicine Physician · Pittsfield, MA
Jonathan B. Grenoble, M.D. is a family medicine physician with a practice address in Pittsfield, Massachusetts, and NPI 1205869047, issued on Jul 7, 2006. Check the license (Massachusetts 54069, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Jonathan B. Grenoble
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 54069 MA
Self-reported in NPPES; status is on the state search - Practice location
- 20 Elm St, Pittsfield, MA 01201
- Phone
- (413) 442-1019
- Enumerated
- Jul 7, 2006
- Record last updated
- Aug 3, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (413) 447-8521
- Medicaid ID
- 3000117 MA
- Medicare enrollment
- Enrolled (PECOS I20040708001364); accepts Medicare assignment
- Medical or professional school
- State University Of Ny Upstate Medical University, 1981
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,265 in Massachusetts → Look up another NPI →
Also registered at 20 Elm St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Angela Avanzato, NPFamily Nurse Practitioner1659919884
- Prinsla Baffoe-Bonnie, NPCase Manager/Care Coordinator1851951164
- Lindsay Crampton, M.D.Internal Medicine Physician1841236197
- Marjorie Devries, M.DInternal Medicine Physician1962438135
- Shannon Dickson, DNP FNP-CFamily Nurse Practitioner1013644434
- Gabriele Elston-Ferry, NPNurse Practitioner1750466124
Verify Jonathan B. Grenoble in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 54069Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.1 times the Medicare Part D claims of the average family medicine physician in 2024
17,991 Medicare Part D claims for 1,361 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 534 claims were for opioids.
Most prescribed
- Atorvastatin Calcium1,108 claims
- Levothyroxine Sodium832 claims
- Lisinopril675 claims
- Amlodipine Besylate603 claims
- Omeprazole544 claims
- Gabapentin517 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.
Bills Medicare through 2 group practices
- Berkshire Family Practice Associates , PCPittsfield, MA
- Select Rehabilitation, LLCGlenview, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jonathan B. Grenoble among 2,265 family medicine physician records in Massachusetts
Jonathan B. Grenoble, M.D. is one of 2,265 family medicine physician records with a practice address in Massachusetts. 80% 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 14% of them.
- NPI issued2006 · 14% of these records are older, 55% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1981 · median 2006 among the 1,529 with a school on file
- Record last updated2010 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
19 family medicine physician records list a practice address in Pittsfield
They are 19 of the 2,189 NPPES records with a practice address in Pittsfield, and 2,265 family medicine physician records in Massachusetts.
All 2,265 in Massachusetts → Every provider in Pittsfield → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Stephen Berch, MDPittsfield, MA 012011619085008
- Richard Clarke, M.D.Pittsfield, MA 012011972646354
- Robert Davenport, MDPittsfield, MA 012011811089451
- Heather Flynn, M.D.Pittsfield, MA 012011962534834
- Eugene Heyman, M.D.Pittsfield, MA 012011316977788
- Mehernosh Khan, MDPittsfield, MA 012011083604433
- Craig Kirby, D.O.Pittsfield, MA 012011689632556
- Stephen Kisiel, DOPittsfield, MA 012011043219470
Common questions
What is Jonathan B. Grenoble, M.D.'s NPI number?
Jonathan B. Grenoble, M.D.'s National Provider Identifier (NPI) is 1205869047, issued on Jul 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jonathan B. Grenoble, M.D. located?
The NPPES record lists a practice address at 20 Elm St, Pittsfield, MA, 01201. Phone: (413) 442-1019. Providers update this record themselves, so call before visiting.
How can I verify Jonathan B. Grenoble, M.D.'s license?
NPPES lists Massachusetts license number 54069, 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 Jonathan B. Grenoble, M.D. prescribe under Medicare Part D?
In 2024, Jonathan B. Grenoble, M.D. had 17,991 Medicare Part D claims for 1,361 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.