NPPES file of Aug 9, 2026

Sevak Hovhannes Darbinian, M.D.

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Orange, CA

Sevak Hovhannes Darbinian, M.D. is a thoracic surgery (cardiothoracic vascular surgery) physician with a practice address in Orange, California, and NPI 1306859178, issued on Aug 14, 2006. Check the license (California A69044, as entered in NPPES) on the Medical Board of California; 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
1306859178
Name
Sevak Hovhannes Darbinian
Credential
M.D.
Primary taxonomy
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 208G00000X
License number
A69044 CA
Self-reported in NPPES; status is on the state search
Practice location
1310 W Stewart Dr, Orange, CA 92868
Phone
(714) 997-2224
Enumerated
Aug 14, 2006
Record last updated
Mar 7, 2023
Fax
(714) 997-1187
Medicare enrollment
Enrolled (PECOS I20061227000151); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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.
Download card Updates feed

8 nearest thoracic surgery (cardiothoracic vascular surgery) physician records → All 634 in California → Look up another NPI →

Also registered at 1310 W Stewart Dr

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

  1. Jane Abdelhadi, M.D.Internal Medicine Physician1124097100
  2. Allan Akerman, M.D.Obstetrics & Gynecology Physician1396714184
  3. Quincy Almond, M.D.Hospitalist Physician1578573697
  4. Afshin Aminian, M.D.Specialist1609805910
  5. Lars Anker, MDNeurological Surgery Physician1962548537
  6. Shawn Beck, M.D.Urology Physician1669661849

Verify Sevak Hovhannes Darbinian in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A69044    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 California 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

31% fewer Medicare Part D claims than the average thoracic surgery (cardiothoracic vascular surgery) physician in 2024

70 Medicare Part D claims for 21 beneficiaries, against an average of 101 among the 2,587 providers of this specialty who prescribed in Part D.

  1. Sevak Darbinian70
  2. Specialty average101

Most prescribed

  1. Diltiazem 24hr Er (Cd)13 claims
  2. Omeprazole11 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: $3,466.01

53 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 4,047 providers of this specialty with any payment received $7,828.84 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Sevak Darbinian$3,466.01
  2. Specialty average$7,828.84

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

Bills Medicare through 2 group practices

  1. Orange County Thoracic And Cardiovascular Surgeons A Med CorpOrange, CA
  2. Providence Health And Services WashingtonOlympia, WA

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

Sevak Hovhannes Darbinian among 634 thoracic surgery (cardiothoracic vascular surgery) physician records in California

Sevak Hovhannes Darbinian, M.D. is one of 634 thoracic surgery (cardiothoracic vascular surgery) physician records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 45% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated1988 · median 1997 among the 408 with a school on file
  • Record last updated2023 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208G00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician providers in California

There are 634 thoracic surgery (cardiothoracic vascular surgery) physician records in California.

All 634 in California → Every provider in Orange → Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician nationwide →

The 8 thoracic surgery (cardiothoracic vascular surgery) physician records with the nearest ZIP codes

  1. Amir Abolhoda, MDOrange, CA 928681891875951
  2. Puneet Dhawan, M.D.Orange, CA 928681447247853
  3. Richard Fischel, MDOrange, CA 928681235210436
  4. Richard Gates, MDOrange, CA 928681568481414
  5. Dan Gutfinger, MDOrange, CA 928681720004690
  6. Hari Keshava, MDOrange, CA 928681801195029
  7. Ali Mahtabifard, MDOrange, CA 928681801872593
  8. John Maurice, MDOrange, CA 928681649203597

Common questions

What is Sevak Hovhannes Darbinian, M.D.'s NPI number?

Sevak Hovhannes Darbinian, M.D.'s National Provider Identifier (NPI) is 1306859178, issued on Aug 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Sevak Hovhannes Darbinian, M.D. located?

The NPPES record lists a practice address at 1310 W Stewart Dr, Orange, CA, 92868. Phone: (714) 997-2224. Providers update this record themselves, so call before visiting.

How can I verify Sevak Hovhannes Darbinian, M.D.'s license?

NPPES lists California license number A69044, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Sevak Hovhannes Darbinian, M.D. prescribe under Medicare Part D?

In 2024, Sevak Hovhannes Darbinian, M.D. had 70 Medicare Part D claims for 21 beneficiaries; the average among thoracic surgery (cardiothoracic vascular surgery) physician prescribers was 101. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.