Daniel Grossman
Family Medicine Physician · Marlborough, CT
Daniel Grossman is a family medicine physician with a practice address in Marlborough, Connecticut, and NPI 1891379129, issued on May 12, 2021. Check the license (Connecticut 82948, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Daniel Grossman
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 82948 CT
Self-reported in NPPES; status is on the state search - Practice location
- 14 Jones Hollow RD, Marlborough, CT 06447
- Phone
- (860) 295-8217
- Enumerated
- May 12, 2021
- Record last updated
- Oct 10, 2025
- Fax
- (860) 295-9734
- Medicare enrollment
- Enrolled (PECOS I20251105002115); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 958 in Connecticut → Look up another NPI →
Also registered at 14 Jones Hollow RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christopher Bentley, DOFamily Medicine Physician1770594111
- Kayla Bubier, PA-CPhysician Assistant1831442144
- Susan Buchek, MDFamily Medicine Physician1174534408
- Sarah Colberg, PA-CPhysician Assistant1689366510
- Thao Doran, D.O.Family Medicine Physician1699865063
- Stephen Kivlin, NP-CFamily Nurse Practitioner1982172771
Verify Daniel Grossman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 82948Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average family medicine physician in 2024
269 Medicare Part D claims for 109 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium17 claims
- Lisinopril17 claims
- Metformin Hcl14 claims
- Albuterol Sulfate Hfa11 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 one group practice
- Prohealth Physicians PCMarlborough, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Daniel Grossman among 958 family medicine physician records in Connecticut
Daniel Grossman is one of 958 family medicine physician records with a practice address in Connecticut. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 90% of them.
- NPI issued2021 · 90% of these records are older, 7% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2021 · median 2009 among the 611 with a school on file
- Record last updated2025 · 56% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6 family medicine physician records list a practice address in Marlborough
They are 6 of the 76 NPPES records with a practice address in Marlborough, and 958 family medicine physician records in Connecticut.
All 958 in Connecticut → Every provider in Marlborough → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Christopher Bentley, DOMarlborough, CT 064471770594111
- Susan Buchek, MDMarlborough, CT 064471174534408
- Thao Doran, D.O.Marlborough, CT 064471699865063
- James Ouellette, MDMarlborough, CT 064471457364564
- Mark Tuttle, M.D.Marlborough, CT 064471194737130
- Marwan Haddad, MDMeriden, CT 064501427013028
- Michael Kellogg, M.D.Meriden, CT 064501437158672
- Anthony Lendino, MDMeriden, CT 064501295783058
Common questions
What is Daniel Grossman's NPI number?
Daniel Grossman's National Provider Identifier (NPI) is 1891379129, issued on May 12, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Daniel Grossman located?
The NPPES record lists a practice address at 14 Jones Hollow RD, Marlborough, CT, 06447. Phone: (860) 295-8217. Providers update this record themselves, so call before visiting.
How can I verify Daniel Grossman's license?
NPPES lists Connecticut license number 82948, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Daniel Grossman prescribe under Medicare Part D?
In 2024, Daniel Grossman had 269 Medicare Part D claims for 109 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.