Brendan Robert Dillon, MD
Endocrinology, Diabetes & Metabolism Physician · Farmington, CT
Brendan Robert Dillon, MD is an endocrinology, diabetes & metabolism physician with a practice address in Farmington, Connecticut, and NPI 1710506399, issued on Apr 13, 2020. Check the license (Connecticut 082416, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Brendan Robert Dillon
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 082416 CT
Self-reported in NPPES; status is on the state search - Practice location
- 263 Farmington Avenue, Farmington, CT 06030
- Phone
- (860) 679-4224
- Enumerated
- Apr 13, 2020
- Record last updated
- Mar 19, 2026
- Fax
- (860) 679-1217
- Medicare enrollment
- Enrolled (PECOS I20250830000774); accepts Medicare assignment
- Medical or professional school
- University Of Michigan Medical School, 2020
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 214 in Connecticut → Look up another NPI →
Also registered at 263 Farmington Avenue
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Brendan Robert Dillon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 082416Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
176 Medicare Part D claims for 35 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.
Most prescribed
- Levothyroxine Sodium38 claims
- Teriparatide12 claims
- Hydrocortisone11 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
- University OF Connecticut Health CenterFarmington, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Brendan Robert Dillon among 214 endocrinology, diabetes & metabolism physician records in Connecticut
Brendan Robert Dillon, MD is one of 214 endocrinology, diabetes & metabolism physician records with a practice address in Connecticut. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 97% of them.
- NPI issued2020 · 97% of these records are older, 2% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2020 · median 2004 among the 145 with a school on file
- Record last updated2026 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Connecticut
There are 214 endocrinology, diabetes & metabolism physician records in Connecticut.
All 214 in Connecticut → Every provider in Farmington → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Muhammad Ansar, MDFarmington, CT 060301285918557
- Andrew Arnold, MDFarmington, CT 060301003812520
- Ernesto Canalis, M.D.Farmington, CT 060301316925514
- Francesco Celi, M.D.Farmington, CT 060301427320761
- Mahima Gulati, M.D.Farmington, CT 060301134445083
- Marja Hurley, MDFarmington, CT 060301134284516
- Vitaly Kantorovich, MDFarmington, CT 060301902914724
- Joseph Lorenzo, MDFarmington, CT 060301881690030
Common questions
What is Brendan Robert Dillon, MD's NPI number?
Brendan Robert Dillon, MD's National Provider Identifier (NPI) is 1710506399, issued on Apr 13, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Brendan Robert Dillon, MD located?
The NPPES record lists a practice address at 263 Farmington Avenue, Farmington, CT, 06030. Phone: (860) 679-4224. Providers update this record themselves, so call before visiting.
How can I verify Brendan Robert Dillon, MD's license?
NPPES lists Connecticut license number 082416, 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 Brendan Robert Dillon, MD prescribe under Medicare Part D?
In 2024, Brendan Robert Dillon, MD had 176 Medicare Part D claims for 35 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.