Katherine J. Uphoff, R.P.A.-C.
Physician Assistant · So San Francisco, CA
Katherine J. Uphoff, R.P.A.-C. is a physician assistant with a practice address in So San Francisco, California, and NPI 1619060159, issued on Oct 2, 2006. Check the license (California PA20734, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine J. Uphoff
- Credential
- R.P.A.-C.
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA20734 CA
Self-reported in NPPES; status is on the state search - Practice location
- 192 Beacon St., So San Francisco, CA 94080
- Phone
- (650) 589-6500
- Enumerated
- Oct 2, 2006
- Record last updated
- Jul 23, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (661) 678-4626
- Medicare enrollment
- Enrolled (PECOS I20190611000345); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Verify Katherine J. Uphoff in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA20734Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average physician assistant in 2024
11 Medicare Part D claims, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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
- American Current Care OF California A Medical CorporationStockton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine J. Uphoff among 14,451 physician assistant records in California
Katherine J. Uphoff, R.P.A.-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 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 fileYes · 50% of these records are
- Graduated2002 · median 2018 among the 7,214 with a school on file
- Record last updated2013 · 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.
The 8 physician assistant records with the nearest ZIP codes
- Jamie BlancoSouth San Francisco, CA 940801124817572
- Zachary Cinti, MMS, PA-CSouth San Francisco, CA 940801891269510
- Edsmond Collins, PA PHDSsf, CA 940801295891547
- Lucas FrenchSouth San Francisco, CA 940801396091542
- Rachel JeromeSouth San Francisco, CA 940801144036724
- Fiona LuiSouth San Francisco, CA 940801386525087
- Sammie Mui, PA-CSouth San Francisco, CA 940801356965354
- Jamie Okuzawa-Park, PA-CSouth San Francisco, CA 940801619466653
Common questions
What is Katherine J. Uphoff, R.P.A.-C.'s NPI number?
Katherine J. Uphoff, R.P.A.-C.'s National Provider Identifier (NPI) is 1619060159, issued on Oct 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Katherine J. Uphoff, R.P.A.-C. located?
The NPPES record lists a practice address at 192 Beacon St., So San Francisco, CA, 94080. Phone: (650) 589-6500. Providers update this record themselves, so call before visiting.
How can I verify Katherine J. Uphoff, R.P.A.-C.'s license?
NPPES lists California license number PA20734, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine J. Uphoff, R.P.A.-C. prescribe under Medicare Part D?
In 2024, Katherine J. Uphoff, R.P.A.-C. had 11 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.