NPPES file of Aug 9, 2026

Cem Sinan Demirci, M.D.

Pediatric Endocrinology Physician · Farmington, CT

Cem Sinan Demirci, M.D. is a pediatric endocrinology physician with a practice address in Farmington, Connecticut, and NPI 1619094646, issued on Mar 23, 2007. Check the license (Connecticut 048097, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1619094646
Name
Cem Sinan Demirci
Credential
M.D.
Primary taxonomy
Pediatric Endocrinology Physician 2080P0205X
License number
048097 CT
Self-reported in NPPES; status is on the state search
Practice location
505 Farmington Ave FL 2, Farmington, CT 06032
Phone
(860) 837-6700
Enumerated
Mar 23, 2007
Record last updated
Feb 26, 2026
Fax
(860) 837-6765
Medicare enrollment
Enrolled (PECOS I20091105000448); 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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Also registered at 505 Farmington Ave FL 2

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

  1. Ana Menendez, MDPediatric Endocrinology Physician1881114403
  2. Stacey Reicher, LCSWClinical Social Worker1154780336

Verify Cem Sinan Demirci in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 048097
    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

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

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Bills Medicare through one group practice

  1. Connecticut Children's Specialty Group, IncHartford, CT

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

Cem Sinan Demirci among 41 pediatric endocrinology physician records in Connecticut

Cem Sinan Demirci, M.D. is one of 41 pediatric endocrinology physician records with a practice address in Connecticut. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 32% of them.

  • NPI issued2007 · 32% of these records are older, 54% newer
  • In a Medicare fileYes · 56% of these records are
  • In the CMS Doctors and Clinicians fileYes · 29% of these records are
  • Graduated1991 · median 2000 among the 12 with a school on file
  • Record last updated2026 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0205X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Endocrinology Physician providers in Connecticut

There are 41 pediatric endocrinology physician records in Connecticut.

The 8 pediatric endocrinology physician records with the nearest ZIP codes

  1. Laleh Ardeshirpour, M.D.Farmington, CT 060321508021809
  2. Nordie Bilbao, MDFarmington, CT 060321831338128
  3. Nancy Dunbar, MDFarmington, CT 060321902076870
  4. Emily Germain-Lee, M.D.Farmington, CT 060321619921046
  5. Karen Loechner, MD, PHDFarmington, CT 060321174603138
  6. Ana Menendez, MDFarmington, CT 060321881114403
  7. Sunitha Sura, M.D.Farmington, CT 060321770889651
  8. Neetu Krishnan, D.O.Hartford, CT 061061366896433

Common questions

What is Cem Sinan Demirci, M.D.'s NPI number?

Cem Sinan Demirci, M.D.'s National Provider Identifier (NPI) is 1619094646, issued on Mar 23, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Cem Sinan Demirci, M.D. located?

The NPPES record lists a practice address at 505 Farmington Ave FL 2, Farmington, CT, 06032. Phone: (860) 837-6700. Providers update this record themselves, so call before visiting.

How can I verify Cem Sinan Demirci, M.D.'s license?

NPPES lists Connecticut license number 048097, 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.

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.