Diana Reiss, PA
Physician Assistant · Napa, CA
Diana Reiss, PA is a physician assistant with a practice address in Napa, California, and NPI 1790844116, issued on Dec 8, 2006. Check the license (California 19010, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Diana Reiss
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 19010 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1141 Pear Tree LN Ste 100, Napa, CA 94558
- Phone
- (707) 254-1770
- Enumerated
- Dec 8, 2006
- Record last updated
- Sep 3, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (707) 254-1779
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 1141 Pear Tree LN Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maria AcevesRegistered Nurse1871042572
- Kendra Brouse, RNRegistered Nurse1437895158
- Michele CarlsonRegistered Nurse1043967680
- Jose Carrasco Sandoval, DDSDentist1770146714
- Christine Conigliaro, LCSWClinical Social Worker1952501124
- Luis Cousin, M.D.Family Medicine Physician1477664936
Verify Diana Reiss in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 19010Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
15% fewer Medicare Part D claims than the average physician assistant in 2024
702 Medicare Part D claims for 151 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Albuterol Sulfate Hfa37 claims
- Atorvastatin Calcium27 claims
- Metformin Hcl26 claims
- Gabapentin25 claims
- Januvia25 claims
- Losartan Potassium25 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.
Diana Reiss among 14,451 physician assistant records in California
Diana Reiss, PA is one of 14,451 physician assistant 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 1% of them.
- NPI issued2006 · 1% of these records are older, 87% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2021 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Physician Assistant providers in California
There are 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Napa → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Mia Alarcon, P.A.- CNapa, CA 945581184857542
- Kaelyn Caspillo, PA-CNapa, CA 945581023672763
- Jose Coronado, PANapa, CA 945581598701310
- Michelle Del Rosario, PA-CNapa, CA 945581447516026
- Kate Donnelly, PA-CNapa, CA 945581760502603
- Megan Ford, PANapa, CA 945581609281252
- Lulu Garcia, PACNapa, CA 945581730467051
- Kristine Himmerick, PANapa, CA 945581073514840
Common questions
What is Diana Reiss, PA's NPI number?
Diana Reiss, PA's National Provider Identifier (NPI) is 1790844116, issued on Dec 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Diana Reiss, PA located?
The NPPES record lists a practice address at 1141 Pear Tree LN Ste 100, Napa, CA, 94558. Phone: (707) 254-1770. Providers update this record themselves, so call before visiting.
How can I verify Diana Reiss, PA's license?
NPPES lists California license number 19010, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Diana Reiss, PA prescribe under Medicare Part D?
In 2024, Diana Reiss, PA had 702 Medicare Part D claims for 151 beneficiaries; the average among physician assistant prescribers was 830. 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.
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.