NPPES file of Aug 9, 2026

Mojgan Makhsoosi, M.D. INC.

Internal Medicine Physician · Simi Valley, CA

Mojgan Makhsoosi, M.D. INC. is an internal medicine physician with a practice address in Simi Valley, California, and NPI 1346218658, issued on Mar 10, 2006. Check the license (California A70736, 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
1346218658
Name
Mojgan Makhsoosi
Credential
M.D. INC.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A70736 CA
Self-reported in NPPES; status is on the state search
Practice location
1687 Erringer RD Ste 203, Simi Valley, CA 93065
Phone
(805) 915-0315
Enumerated
Mar 10, 2006
Record last updated
Sep 28, 2025
Fax
(805) 915-0317
Medicare enrollment
Enrolled (PECOS I20070104000361); 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

Verify Mojgan Makhsoosi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A70736
    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.

2.4 times the Medicare Part D claims of the average internal medicine physician in 2024

7,673 Medicare Part D claims for 468 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 101 claims were for opioids.

  1. Mojgan Makhsoosi7,673
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium492 claims
  2. Levothyroxine Sodium380 claims
  3. Losartan Potassium313 claims
  4. Amlodipine Besylate274 claims
  5. Rosuvastatin Calcium260 claims
  6. Metformin Hcl219 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): 97.1 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 score84.2
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $662.15

15 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. 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. Mojgan Makhsoosi$662.15
  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.

Mojgan Makhsoosi among 17,696 internal medicine physician records in California

Mojgan Makhsoosi, M.D. INC. 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 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 56% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1990 · median 2004 among the 11,065 with a school on file
  • Record last updated2025 · 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).

25 internal medicine physician records list a practice address in Simi Valley

They are 25 of the 1,397 NPPES records with a practice address in Simi Valley, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. George Dichter, M.D.Simi Valley, CA 930651841265261
  2. Gurdip Flora, M.DSimi Valley, CA 930651164611075
  3. Chandrashekhar Joshi, MDSimi Valley, CA 930651215049374
  4. Charles Kennedy, MDSimi Valley, CA 930651942576111
  5. William Lee, MDSimi Valley, CA 930651619960705
  6. Smita Mandal, M.D.Simi Valley, CA 930651285876854
  7. William Matzner, M.D., PH.D.Simi Valley, CA 930651306905716
  8. Abdol Memar-Zia, MDSimi Valley, CA 930651639122112

Common questions

What is Mojgan Makhsoosi, M.D. INC.'s NPI number?

Mojgan Makhsoosi, M.D. INC.'s National Provider Identifier (NPI) is 1346218658, issued on Mar 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mojgan Makhsoosi, M.D. INC. located?

The NPPES record lists a practice address at 1687 Erringer RD Ste 203, Simi Valley, CA, 93065. Phone: (805) 915-0315. Providers update this record themselves, so call before visiting.

How can I verify Mojgan Makhsoosi, M.D. INC.'s license?

NPPES lists California license number A70736, 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 Mojgan Makhsoosi, M.D. INC. prescribe under Medicare Part D?

In 2024, Mojgan Makhsoosi, M.D. INC. had 7,673 Medicare Part D claims for 468 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Mojgan Makhsoosi, M.D. INC.'s MIPS final score?

The 2023 MIPS final score is 97.1 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.