Roseanne Garrison, PA-C
Medical Physician Assistant · Riverside, CA
Roseanne Garrison, PA-C is a medical physician assistant with a practice address in Riverside, California, and NPI 1154409654, issued on Nov 1, 2006. Check the license (California 13823, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Roseanne Garrison
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 13823 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4022 Chicago Ave, Riverside, CA 92507
- Phone
- (855) 505-7467
- Enumerated
- Nov 1, 2006
- Record last updated
- Jan 15, 2026
- Fax
- (888) 975-8926
- Medicare enrollment
- Enrolled (PECOS I20050615000272); accepts Medicare assignment
- Medical or professional school
- University Of Southern California Keck School Of Medicine, 1995
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 3,376 in California → Look up another NPI →
Also registered at 4022 Chicago Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kajal Gupta, M.DInternal Medicine Physician1154461010
- Karis Joung, MDPediatrics Physician1164003547
Verify Roseanne Garrison in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 13823Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.2 times the Medicare Part D claims of the average medical physician assistant in 2024
3,690 Medicare Part D claims for 345 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 65 claims were for opioids.
Most prescribed
- Atorvastatin Calcium230 claims
- Metformin Hcl137 claims
- Losartan Potassium133 claims
- Amlodipine Besylate125 claims
- Gabapentin114 claims
- Levothyroxine Sodium105 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 2 group practices
- Alessandro Medical Professional CorporationMoreno Valley, CA
- Javier R Rios MD A Professional CorporationRiverside, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Roseanne Garrison among 3,376 medical physician assistant records in California
Roseanne Garrison, PA-C is one of 3,376 medical physician assistant records with a practice address in California. 69% 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 2% of them.
- NPI issued2006 · 2% of these records are older, 80% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated1995 · median 2012 among the 1,347 with a school on file
- Record last updated2026 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in California
There are 3,376 medical physician assistant records in California.
All 3,376 in California → Every provider in Riverside → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Natalia Cardenas, PA-CRiverside, CA 925071538542709
- Felipe Cendejas, PA-CRiverside, CA 925071093149783
- Brittney DiffineRiverside, CA 925071396401592
- Daniel Lopez, PA-CRiverside, CA 925071730113101
- Chad Sweetnam, PA-CRiverside, CA 925071740213594
- Erika Amthor, PA-CRiverside, CA 925061962808477
- Julie Buchanan, PA-CRiverside, CA 925061710298005
- Travis CruzRiverside, CA 925081003265117
Common questions
What is Roseanne Garrison, PA-C's NPI number?
Roseanne Garrison, PA-C's National Provider Identifier (NPI) is 1154409654, issued on Nov 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Roseanne Garrison, PA-C located?
The NPPES record lists a practice address at 4022 Chicago Ave, Riverside, CA, 92507. Phone: (855) 505-7467. Providers update this record themselves, so call before visiting.
How can I verify Roseanne Garrison, PA-C's license?
NPPES lists California license number 13823, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Roseanne Garrison, PA-C prescribe under Medicare Part D?
In 2024, Roseanne Garrison, PA-C had 3,690 Medicare Part D claims for 345 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.