Alireza Tafazzoli, M.D.
Anatomic Pathology & Clinical Pathology Physician · Mission Viejo, CA
Alireza Tafazzoli, M.D. is an anatomic pathology & clinical pathology physician with a practice address in Mission Viejo, California, and NPI 1659486660, issued on Aug 20, 2006. Check the license (California A77595, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Alireza Tafazzoli
- Credential
- M.D.
- Primary taxonomy
- Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
- License number
- A77595 CA
Self-reported in NPPES; status is on the state search - Practice location
- 27700 Medical Center RD, Mission Viejo, CA 92691
- Phone
- (949) 364-1400
- Enumerated
- Aug 20, 2006
- Record last updated
- Mar 31, 2009 (not updated in 17 years: call before relying on the address or phone)
- Medicaid IDs
- 00A775950 CA
00A775950F39 CA - Medicare enrollment
- Enrolled (PECOS I20051115000854); accepts Medicare assignment
- Medical or professional school
- University Of California, San Diego School Of Medicine, 2000
- Entity
- Type 1 · individual
8 nearest anatomic pathology & clinical pathology physician records → All 1,554 in California → Look up another NPI →
Also registered at 27700 Medical Center RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ali Al-HilfiPharmacist1427948769
- Mehdi Amiri, PHARM. D.Pharmacist1528586799
- Ivan Babin, M.D.Vascular & Interventional Radiology Physician1134461486
- Danniella BermanPhysician Assistant1740849363
- Michael Blumenfeld, M.D.Anatomic Pathology & Clinical Pathology Physician1578679882
- Emily Brady, MD, MPHAnesthesiology Physician1801107669
Verify Alireza Tafazzoli in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A77595Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 79.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Newport Harbor Pathology Medical Group IncNewport Beach, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alireza Tafazzoli among 1,554 anatomic pathology & clinical pathology physician records in California
Alireza Tafazzoli, M.D. is one of 1,554 anatomic pathology & clinical pathology physician records with a practice address in California. 65% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 57% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2000 · median 2003 among the 891 with a school on file
- Record last updated2009 · 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 207ZP0102X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anatomic Pathology & Clinical Pathology Physician providers in California
There are 1,554 anatomic pathology & clinical pathology physician records in California.
All 1,554 in California → Every provider in Mission Viejo → Anatomic Pathology & Clinical Pathology Physician nationwide →
The 8 anatomic pathology & clinical pathology physician records with the nearest ZIP codes
- Michael Blumenfeld, M.D.Mission Viejo, CA 926911578679882
- Kayvon DowlatshahiMission Viejo, CA 926911891176954
- Justin Ekuan, M.D.Mission Viejo, CA 926911336255686
- Vanessa Hoang, D.O., M.S.Mission Viejo, CA 926911083971618
- Kenneth Kaye, M.D.Mission Viejo, CA 926911588770812
- Hitomi Momose, M.D.Mission Viejo, CA 926911558477935
- Chiling Chai, M.D.Sjc, CA 926901588997852
- Kathleen Lynch, M.D.San Juan Capistrano, CA 926901831344845
Common questions
What is Alireza Tafazzoli, M.D.'s NPI number?
Alireza Tafazzoli, M.D.'s National Provider Identifier (NPI) is 1659486660, issued on Aug 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Alireza Tafazzoli, M.D. located?
The NPPES record lists a practice address at 27700 Medical Center RD, Mission Viejo, CA, 92691. Phone: (949) 364-1400. Providers update this record themselves, so call before visiting.
How can I verify Alireza Tafazzoli, M.D.'s license?
NPPES lists California license number A77595, 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.
What is Alireza Tafazzoli, M.D.'s MIPS final score?
The 2023 MIPS final score is 79.4 of 100, reported for the practice group. 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.