NPPES file of Aug 9, 2026

Hossein Eftekhari, MD

Internal Medicine Physician · Los Alamitos, CA

Hossein Eftekhari, MD is an internal medicine physician with a practice address in Los Alamitos, California, and NPI 1265694962, issued on Jun 25, 2008. Check the license (California A103425, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1265694962
Name
Hossein Eftekhari
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
A103425 CA
239909 MA
Self-reported in NPPES; status is on the state search
Practice location
10941 Bloomfield St, Los Alamitos, CA 90720
Phone
(832) 483-1509
Enumerated
Jun 25, 2008
Record last updated
Jun 23, 2026
Fax
(562) 869-0771
Medicare enrollment
Enrolled (PECOS I20081126000498); 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 10941 Bloomfield St

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

  1. Heena Contractor, M.D.Internal Medicine Physician1518954973
  2. Kathleen Fulmer, ARNPFamily Nurse Practitioner1366519985
  3. Michael Lauermann, M.D.Specialist1265522684
  4. Tanzina Nasreen, M.D.Nephrology Physician1649454638
  5. Aaron Richler, M.D.Internal Medicine Physician1619350337
  6. Jack Rubin, M.D.Internal Medicine Physician1700882479

Verify Hossein Eftekhari in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A103425
    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.

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62% fewer Medicare Part D claims than the average internal medicine physician in 2024

1,213 Medicare Part D claims for 337 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Hossein Eftekhari1,213
  2. Specialty average3,176

Most prescribed

  1. Eliquis179 claims
  2. Atorvastatin Calcium104 claims
  3. Amlodipine Besylate90 claims
  4. Lisinopril85 claims
  5. Losartan Potassium63 claims
  6. Metoprolol Succinate63 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.

The MIPS final score for 2023 (Medicare payment program): 62.3 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score82.8
  2. Costout of 100 · 30%63.9
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities0 of 40 points · 15%0.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $361.20

7 payments; by number, the most common kind was food and beverage; the largest payer was Zoll Services LLC (a/k/a Zoll LifeCor Corp). 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. Hossein Eftekhari$361.20
  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 2 group practices

  1. Cardio Medical Consultants Group OF Long Beach IncLynwood, CA
  2. LA Cardiology IncDowney, CA

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

Hossein Eftekhari among 17,696 internal medicine physician records in California

Hossein Eftekhari, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% 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 · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1993 · median 2004 among the 11,065 with a school on file
  • Record last updated2026 · 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

40 internal medicine physician records list a practice address in Los Alamitos

They are 40 of the 1,035 NPPES records with a practice address in Los Alamitos, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Barry Allswang, MDLos Alamitos, CA 907201720016397
  2. Carlos ArguedasLos Alamitos, CA 907201023075579
  3. Vichai Bhoopat, M.D.Los Alamitos, CA 907201841211497
  4. Winston Chung, MDLos Alamitos, CA 907201851322085
  5. Gerald Cohen, MDLos Alamitos, CA 907201306877253
  6. Heena Contractor, M.D.Los Alamitos, CA 907201518954973
  7. William Harrell, MDLos Alamitos, CA 907201083673685
  8. Taolin Jen, M.D.Rossmoor, CA 907201457384828

Common questions

What is Hossein Eftekhari, MD's NPI number?

Hossein Eftekhari, MD's National Provider Identifier (NPI) is 1265694962, issued on Jun 25, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Hossein Eftekhari, MD located?

The NPPES record lists a practice address at 10941 Bloomfield St, Los Alamitos, CA, 90720. Phone: (832) 483-1509. Providers update this record themselves, so call before visiting.

How can I verify Hossein Eftekhari, MD's license?

NPPES lists California license number A103425, 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 Hossein Eftekhari, MD prescribe under Medicare Part D?

In 2024, Hossein Eftekhari, MD had 1,213 Medicare Part D claims for 337 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Hossein Eftekhari, MD's MIPS final score?

The 2023 MIPS final score is 62.3 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.