Frantz Forbes Despas, PA-C
Physician Assistant · Upland, CA
Frantz Forbes Despas, PA-C is a physician assistant with a practice address in Upland, California, and NPI 1417288275, issued on Jan 19, 2010. Check the license (California PA20636, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Frantz Forbes Despas
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA20636 CA
Self-reported in NPPES; status is on the state search - Practice location
- 400 N Mountain Ave, Upland, CA 91786
- Phone
- (909) 920-0876
- Enumerated
- Jan 19, 2010
- Record last updated
- Apr 13, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (909) 946-4926
- Medicare enrollment
- Enrolled (PECOS I20140923000797); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 400 N Mountain Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Frantz Forbes Despas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA20636Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average physician assistant in 2024
54 Medicare Part D claims, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate13 claims
- Methenamine Hippurate13 claims
- Primidone13 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
- Medical Center For Bone And Joint DisordersUpland, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Frantz Forbes Despas among 14,451 physician assistant records in California
Frantz Forbes Despas, 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 2010, is newer than 27% of them.
- NPI issued2010 · 27% of these records are older, 70% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2009 · median 2018 among the 7,214 with a school on file
- Record last updated2015 · 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).
33 physician assistant records list a practice address in Upland
They are 33 of the 1,846 NPPES records with a practice address in Upland, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Upland → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- James Allred, OPA-CUpland, CA 917861114179454
- Anthony Antenorcruz, PA-CUpland, CA 917861376722884
- Frank Canavan, PA-CUpland, CA 917861194811984
- Ian Donahue, PA-CUpland, CA 917861023406725
- Amanda Ingalls, PA-CUpland, CA 917861134522501
- Erin Jensen, P.AUpland, CA 917861730413816
- Shannon Lambert, MPAS, PA-CUpland, CA 917861548406952
- Kathleen Laurel, P.A.-C.Upland, CA 917861134131394
Common questions
What is Frantz Forbes Despas, PA-C's NPI number?
Frantz Forbes Despas, PA-C's National Provider Identifier (NPI) is 1417288275, issued on Jan 19, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Frantz Forbes Despas, PA-C located?
The NPPES record lists a practice address at 400 N Mountain Ave, Upland, CA, 91786. Phone: (909) 920-0876. Providers update this record themselves, so call before visiting.
How can I verify Frantz Forbes Despas, PA-C's license?
NPPES lists California license number PA20636, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Frantz Forbes Despas, PA-C prescribe under Medicare Part D?
In 2024, Frantz Forbes Despas, PA-C had 54 Medicare Part D claims; 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.