Diana Frances Saylor, PA-C
Physician Assistant · Mill Valley, CA
Diana Frances Saylor, PA-C is a physician assistant with a practice address in Mill Valley, California, and NPI 1497888614, issued on Mar 14, 2007. Check the license (California 19543, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Diana Frances Saylor
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License numbers
- 19543 CA
1499 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 619 E. Blithedale Ave, Mill Valley, CA 94941
- Phone
- (415) 388-2801
- Enumerated
- Mar 14, 2007
- Record last updated
- Dec 5, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (415) 388-2803
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Verify Diana Frances Saylor in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 19543Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% more Medicare Part D claims than the average physician assistant in 2024
1,462 Medicare Part D claims for 303 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 89 claims were for opioids.
Most prescribed
- Lorazepam90 claims
- Atorvastatin Calcium82 claims
- Zolpidem Tartrate58 claims
- Alprazolam51 claims
- Hydrocodone-Acetaminophen50 claims
- Gabapentin47 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 Frances Saylor among 14,451 physician assistant records in California
Diana Frances Saylor, PA-C 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 2007, is newer than 13% of them.
- NPI issued2007 · 13% of these records are older, 78% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2012 · 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).
9 physician assistant records list a practice address in Mill Valley
They are 9 of the 653 NPPES records with a practice address in Mill Valley, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Mill Valley → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Ashley AguileraMill Valley, CA 949411679300206
- Aron Baum, PA-CMill Valley, CA 949411255851119
- Thomas Brookshire, P.A.Mill Valley, CA 949411720282684
- Colette Caldwell, PA-CMill Valley, CA 949411548084171
- Jason Justin, PA-CMill Valley, CA 949411265967079
- Aaron Lanes, PA-C, MPH, MSPASMill Valley, CA 949411831406776
- Alexis Martinez, PA-CMill Valley, CA 949411073932034
- Tana Summers, PAMill Valley, CA 949411134240633
Common questions
What is Diana Frances Saylor, PA-C's NPI number?
Diana Frances Saylor, PA-C's National Provider Identifier (NPI) is 1497888614, issued on Mar 14, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Diana Frances Saylor, PA-C located?
The NPPES record lists a practice address at 619 E. Blithedale Ave, Mill Valley, CA, 94941. Phone: (415) 388-2801. Providers update this record themselves, so call before visiting.
How can I verify Diana Frances Saylor, PA-C's license?
NPPES lists California license number 19543, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Diana Frances Saylor, PA-C prescribe under Medicare Part D?
In 2024, Diana Frances Saylor, PA-C had 1,462 Medicare Part D claims for 303 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.