Gigi M. Leon, PA-C
Physician Assistant · Healdsburg, CA
Gigi M. Leon, PA-C is a physician assistant with a practice address in Healdsburg, California, and NPI 1780897496, issued on May 8, 2007. Check the license (California PA55423, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gigi M. Leon
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License numbers
- PA55423 CA
C0002777 MD
Self-reported in NPPES; status is on the state search - Practice location
- 1381 University St, Healdsburg, CA 95448
- Phone
- (707) 433-5494
- Enumerated
- May 8, 2007
- Record last updated
- Jun 19, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (707) 431-8649
- Medicare enrollment
- Enrolled (PECOS I20180511001557); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 1381 University St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Juana Alvarez, NPNurse Practitioner1518049659
- Gerardo Amador, DDSDentist1780742361
- Seth Ammerman, MDPediatric Adolescent Medicine Physician1831290154
- Robert Azcarraga, MDFamily Medicine Physician1477548709
- Christopher Barker, MDFamily Medicine Physician1619029840
- Barbara Boylan, MDCardiovascular Disease Physician1013091081
Verify Gigi M. Leon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA55423Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
42% fewer Medicare Part D claims than the average physician assistant in 2024
483 Medicare Part D claims for 90 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Gabapentin37 claims
- Lisinopril20 claims
- Omeprazole18 claims
- Atorvastatin Calcium16 claims
- Metformin Hcl15 claims
- Trazodone Hcl14 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.
Bills Medicare through one group practice
- Alliance Medical CenterHealdsburg, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gigi M. Leon among 14,451 physician assistant records in California
Gigi M. Leon, 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 fileYes · 50% of these records are
- Graduated2002 · median 2018 among the 7,214 with a school on file
- Record last updated2018 · 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).
6 physician assistant records list a practice address in Healdsburg
They are 6 of the 226 NPPES records with a practice address in Healdsburg, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Healdsburg → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Ashley Hupp, PA-CHealdsburg, CA 954481629968821
- Isis Laland, PA-CHealdsburg, CA 954481427373521
- Diana Madison, PAHealdsburg, CA 954481083600332
- Linda Rake, PHYSICIAN ASSISTANTHealdsburg, CA 954481659580207
- Jodie Roades, PA-CHealdsburg, CA 954481649710070
- Stephanie HsiehGualala, CA 954451720868045
- Eileen Kalk, PAKelseyville, CA 954511538268016
- Leon Koenck, PA CGualala, CA 954451164555769
Common questions
What is Gigi M. Leon, PA-C's NPI number?
Gigi M. Leon, PA-C's National Provider Identifier (NPI) is 1780897496, issued on May 8, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Gigi M. Leon, PA-C located?
The NPPES record lists a practice address at 1381 University St, Healdsburg, CA, 95448. Phone: (707) 433-5494. Providers update this record themselves, so call before visiting.
How can I verify Gigi M. Leon, PA-C's license?
NPPES lists California license number PA55423, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Gigi M. Leon, PA-C prescribe under Medicare Part D?
In 2024, Gigi M. Leon, PA-C had 483 Medicare Part D claims for 90 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.