Registry data as of Aug 27, 2026

Roy Sittig, MD

Internal Medicine Physician · Farmington, CT

Roy Sittig, MD is an internal medicine physician with a practice address in Farmington, Connecticut, and NPI 1740291376, issued on Aug 10, 2006. Check the license on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1740291376
Name
Roy Sittig
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
263 Farmington Ave, Farmington, CT 06030
Phone
(860) 679-4477
Enumerated
Aug 10, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 263 Farmington Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Nour Abdallah, MDStudent in an Organized Health Care Education/Training Program1225882509
  2. Omar Abdelatey, DDSStudent in an Organized Health Care Education/Training Program1700672789
  3. Samira AbdelrehimStudent in an Organized Health Care Education/Training Program1225823743
  4. Reham AbdelsalamStudent in an Organized Health Care Education/Training Program1578143707
  5. Ezzat Abdoun, DDSStudent in an Organized Health Care Education/Training Program1962630905
  6. Arif Salman Abdul Shakore, B.D.S., M.D.S.Student in an Organized Health Care Education/Training Program1750797387

Verify Roy Sittig in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining BoardCheck 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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

99% fewer Medicare Part D claims than the average internal medicine physician in 2024

36 Medicare Part D claims for 12 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D.

  1. Roy Sittig36
  2. Specialty average2,785

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: $120.72

2 payments, mostly food and beverage; the largest payer was Alexion Pharmaceuticals, Inc.. The 65,274 providers of this specialty with any payment received $2,536.66 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Roy Sittig$120.72
  2. Specialty average$2,536.66

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

One hospital or facility affiliation

  1. Hospitalist Physicians OF Massachusetts PCFramingham, MA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

117 internal medicine physician records list a Farmington practice address

They are 117 of the 2,993 NPPES records with a Farmington practice address, and 2,830 internal medicine physician records in Connecticut.

Other internal medicine physician records in Connecticut

  1. Christina AbavanaBridgeport, CT1508206574
  2. Hoda Abdel Salam, M.D.New Britain, CT1144509316
  3. Gada Abdelhafiz, MDNew London, CT1467649558
  4. Mahmoud Abdelrahman, MDBridgeport, CT1467072868
  5. Simon Abi-SalehBridgeport, CT1891315529
  6. Gerard Abidor, D.O.Bridgeport, CT1518014539
  7. Richard Abraham, M.D.Canton, CT1023044252
  8. Odaliz Abreu-Lanfranco, MDNew Haven, CT1538276134
  9. Nila Aburto, MDStamford, CT1396325718
  10. Angelo Accomando, M.D.East Haven, CT1063454247

Common questions

What is Roy Sittig, MD's NPI number?

Roy Sittig, MD's National Provider Identifier (NPI) is 1740291376, issued on Aug 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Roy Sittig, MD located?

The NPPES record lists a practice address at 263 Farmington Ave, Farmington, CT, 06030. Phone: (860) 679-4477. Providers update this record themselves, so call before visiting.

How can I verify Roy Sittig, MD's license?

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 Roy Sittig, MD prescribe under Medicare Part D?

In 2024, Roy Sittig, MD had 36 Medicare Part D claims for 12 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.