Rebecca Roisman Armstrong, PA
Physician Assistant · Oakland, CA
Rebecca Roisman Armstrong, PA is a physician assistant with a practice address in Oakland, California, and NPI 1023765377, issued on Mar 7, 2022. Check the license (California 60786, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Rebecca Roisman Armstrong
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 60786 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1144 65TH St Ste F, Oakland, CA 94608
- Phone
- (510) 929-1400
- Enumerated
- Mar 7, 2022
- Record last updated
- Oct 14, 2022
- Fax
- (510) 929-1414
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 1144 65TH St Ste F
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Rebecca Roisman Armstrong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 60786Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
66% fewer Medicare Part D claims than the average physician assistant in 2024
281 Medicare Part D claims for 34 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.
Most prescribed
- Escitalopram Oxalate23 claims
- Levothyroxine Sodium20 claims
- Donepezil Hcl15 claims
- Metoprolol Tartrate14 claims
- Lisinopril13 claims
- Carbidopa-Levodopa12 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.
Rebecca Roisman Armstrong among 14,451 physician assistant records in California
Rebecca Roisman Armstrong, PA 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 2022, is newer than 73% of them.
- NPI issued2022 · 73% of these records are older, 20% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2022 · 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.
All 14,451 in California → Every provider in Oakland → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Anna Alongi, PA-CEmeryville, CA 946081851598254
- Susan Bertelsen, P.A.-C.Emeryville, CA 946081790809739
- James FlagerEmeryville, CA 946081841360781
- John Hardin, PACEmeryville, CA 946081215032982
- Liza Jastrow, L.AC.Emeryville, CA 946081447314836
- Antonette Jeske, P.A.Emeryville, CA 946081902992779
- Linda Kilhoffer, PAEmeryville, CA 946081346307071
- Martha Lynch, PA-COakland, CA 946081093727133
Common questions
What is Rebecca Roisman Armstrong, PA's NPI number?
Rebecca Roisman Armstrong, PA's National Provider Identifier (NPI) is 1023765377, issued on Mar 7, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Rebecca Roisman Armstrong, PA located?
The NPPES record lists a practice address at 1144 65TH St Ste F, Oakland, CA, 94608. Phone: (510) 929-1400. Providers update this record themselves, so call before visiting.
How can I verify Rebecca Roisman Armstrong, PA's license?
NPPES lists California license number 60786, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Rebecca Roisman Armstrong, PA prescribe under Medicare Part D?
In 2024, Rebecca Roisman Armstrong, PA had 281 Medicare Part D claims for 34 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.