Mahnaz Shahidi-Asl, MD
Anatomic Pathology & Clinical Pathology Physician · Napa, CA
Mahnaz Shahidi-Asl, MD is an anatomic pathology & clinical pathology physician with a practice address in Napa, California, and NPI 1801082201, issued on Sep 19, 2007. Check the license (California A93938, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Mahnaz Shahidi-Asl
- Credential
- MD
- Primary taxonomy
- Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
- License number
- A93938 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1000 Trancas St, Napa, CA 94558
- Phone
- (707) 252-4411
- Enumerated
- Sep 19, 2007
- Record last updated
- Jul 15, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20110405000782); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest anatomic pathology & clinical pathology physician records → All 1,554 in California → Look up another NPI →
Also registered at 1000 Trancas St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mahnaz Shahidi-Asl in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A93938Check 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 MIPS final score for 2023 (Medicare payment program): 71 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.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $27.63
1 payment: food and beverage; the largest payer was Tempus AI, Inc. The 2,607 providers of this specialty with any payment received $3,565.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Pacific Path, Inc.Napa, CA
- United Medical DoctorsMurrieta, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mahnaz Shahidi-Asl among 1,554 anatomic pathology & clinical pathology physician records in California
Mahnaz Shahidi-Asl, MD 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 2007, is newer than 43% of them.
- NPI issued2007 · 43% of these records are older, 43% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated1990 · median 2003 among the 891 with a school on file
- Record last updated2021 · 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 Napa → Anatomic Pathology & Clinical Pathology Physician nationwide →
The 8 anatomic pathology & clinical pathology physician records with the nearest ZIP codes
- Brady Feliz, MDNapa, CA 945581902868714
- Hong Luo, MDNapa, CA 945581629085527
- John Morrow, MD PHD FCAPNapa, CA 945581558464081
- Lawrence Thompson, MDNapa, CA 945581093777807
- Laurel Waters, M.D.Moraga, CA 945561841207677
- Ivan Meadows, M.D.Martinez, CA 945531801878848
- Christine Rongey, MDLivermore, CA 945501033403647
- Amanda Doherty, MDSaint Helena, CA 945741497080568
Common questions
What is Mahnaz Shahidi-Asl, MD's NPI number?
Mahnaz Shahidi-Asl, MD's National Provider Identifier (NPI) is 1801082201, issued on Sep 19, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mahnaz Shahidi-Asl, MD located?
The NPPES record lists a practice address at 1000 Trancas St, Napa, CA, 94558. Phone: (707) 252-4411. Providers update this record themselves, so call before visiting.
How can I verify Mahnaz Shahidi-Asl, MD's license?
NPPES lists California license number A93938, 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 Mahnaz Shahidi-Asl, MD's MIPS final score?
The 2023 MIPS final score is 71 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.