NPPES file of Aug 9, 2026

Balasubramanian Shanmugam, M.D.

Internal Medicine Physician · Bristol, CT

Balasubramanian Shanmugam, M.D. is an internal medicine physician with a practice address in Bristol, Connecticut, and NPI 1285807768, issued on Apr 7, 2008. Check the license (Connecticut 046167, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1285807768
Name
Balasubramanian Shanmugam
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
046167 CT
Self-reported in NPPES; status is on the state search
Practice location
923 Farmington Ave, Bristol, CT 06010
Phone
(860) 314-6000
Enumerated
Apr 7, 2008
Record last updated
Feb 22, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(860) 614-6005
Medicare enrollment
Enrolled (PECOS I20080728000668); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Balasubramanian Shanmugam in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 046167
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Connecticut license search

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2.9 times the Medicare Part D claims of the average internal medicine physician in 2024

9,292 Medicare Part D claims for 629 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 131 claims were for opioids.

  1. Balasubramanian Shanmugam9,292
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium466 claims
  2. Rosuvastatin Calcium362 claims
  3. Amlodipine Besylate335 claims
  4. Losartan Potassium331 claims
  5. Levothyroxine Sodium303 claims
  6. Metformin Hcl244 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: $286.37

12 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. 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.

  1. Balasubramanian Shanmugam$286.37
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Bristol Hospital Multi Specialty Group, Inc.Bristol, CT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Balasubramanian Shanmugam among 2,623 internal medicine physician records in Connecticut

Balasubramanian Shanmugam, M.D. is one of 2,623 internal medicine physician records with a practice address in Connecticut. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 56% of them.

  • NPI issued2008 · 56% of these records are older, 40% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2000 · median 2004 among the 1,646 with a school on file
  • Record last updated2011 · 61% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

34 internal medicine physician records list a practice address in Bristol

They are 34 of the 854 NPPES records with a practice address in Bristol, and 2,623 internal medicine physician records in Connecticut.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Nadeem Behjet, M.D.Bristol, CT 060101114981701
  2. Nelson Bondhus, MDBristol, CT 060101245227586
  3. Stephen Caminiti, MDBristol, CT 060101144216045
  4. Yong-Sung Chyun, MDBristol, CT 060101417990268
  5. Oliver Diaz, M.D.Bristol, CT 060101124037312
  6. Howard Dubin, MDBristol, CT 060101972592848
  7. Karen Guadagnini, MDBristol, CT 060101316934185
  8. Yin Fei Hung, MDBristol, CT 060101588651822

Common questions

What is Balasubramanian Shanmugam, M.D.'s NPI number?

Balasubramanian Shanmugam, M.D.'s National Provider Identifier (NPI) is 1285807768, issued on Apr 7, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Balasubramanian Shanmugam, M.D. located?

The NPPES record lists a practice address at 923 Farmington Ave, Bristol, CT, 06010. Phone: (860) 314-6000. Providers update this record themselves, so call before visiting.

How can I verify Balasubramanian Shanmugam, M.D.'s license?

NPPES lists Connecticut license number 046167, 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 Balasubramanian Shanmugam, M.D. prescribe under Medicare Part D?

In 2024, Balasubramanian Shanmugam, M.D. had 9,292 Medicare Part D claims for 629 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.