NPPES file of Aug 9, 2026

Danny Antoine Korkmaz, M.D.

Cardiovascular Disease Physician · Manchester, CT

Danny Antoine Korkmaz, M.D. is a cardiovascular disease physician with a practice address in Manchester, Connecticut, and NPI 1699967349, issued on Aug 16, 2007. Check the license (Connecticut 045789, 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
1699967349
Name
Danny Antoine Korkmaz
Credential
M.D.
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
045789 CT
Self-reported in NPPES; status is on the state search
Practice location
18 Haynes St, Manchester, CT 06040
Phone
(860) 649-7557
Enumerated
Aug 16, 2007
Record last updated
May 7, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(860) 646-0844
Medicare enrollment
Enrolled (PECOS I20080108000206); 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 18 Haynes St

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

  1. Christine Coppola, ARNPFamily Nurse Practitioner1629452263
  2. Joseph Hanna, M.D.Cardiovascular Disease Physician1114995321
  3. Rinku Patel, APRNFamily Nurse Practitioner1588289128
  4. Desarae SanchezPhysician Assistant1669354874

Verify Danny Antoine Korkmaz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 045789
    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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3.1 times the Medicare Part D claims of the average cardiovascular disease physician in 2024

9,564 Medicare Part D claims for 1,199 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.

  1. Danny Korkmaz9,564
  2. Specialty average3,078

Most prescribed

  1. Metoprolol Succinate1,225 claims
  2. Eliquis870 claims
  3. Rosuvastatin Calcium595 claims
  4. Atorvastatin Calcium586 claims
  5. Amlodipine Besylate570 claims
  6. Losartan Potassium480 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: $597.31

18 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Danny Korkmaz$597.31
  2. Specialty average$3,819.56

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. Prospect CT Medical Foundation IncManchester, CT

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

Danny Antoine Korkmaz among 503 cardiovascular disease physician records in Connecticut

Danny Antoine Korkmaz, M.D. is one of 503 cardiovascular disease 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 2007, is newer than 55% of them.

  • NPI issued2007 · 55% of these records are older, 36% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1998 · median 2000 among the 348 with a school on file
  • Record last updated2018 · 71% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Cardiovascular Disease Physician providers in Connecticut

There are 503 cardiovascular disease physician records in Connecticut.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. Joseph Hanna, M.D.Manchester, CT 060401114995321
  2. Aline Iskandar, M.D.Manchester, CT 060401134436801
  3. Parveen Khanna, MDManchester, CT 060401881689727
  4. Venkateswara Narla, MDManchester, CT 060401992790836
  5. Saqib Naseer, MDManchester, CT 060401962482109
  6. Sun Wan, MDManchester, CT 060401043290281
  7. Hazar Dahhan, M.D.Manchester, CT 060421023077609
  8. Peter Barwick, M.D.Granby, CT 060351811021835

Common questions

What is Danny Antoine Korkmaz, M.D.'s NPI number?

Danny Antoine Korkmaz, M.D.'s National Provider Identifier (NPI) is 1699967349, issued on Aug 16, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Danny Antoine Korkmaz, M.D. located?

The NPPES record lists a practice address at 18 Haynes St, Manchester, CT, 06040. Phone: (860) 649-7557. Providers update this record themselves, so call before visiting.

How can I verify Danny Antoine Korkmaz, M.D.'s license?

NPPES lists Connecticut license number 045789, 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 Danny Antoine Korkmaz, M.D. prescribe under Medicare Part D?

In 2024, Danny Antoine Korkmaz, M.D. had 9,564 Medicare Part D claims for 1,199 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.