Johanna Bulmer, P.A.
Physician Assistant · Westlake Village, CA
Johanna Bulmer, P.A. is a physician assistant with a practice address in Westlake Village, California, and NPI 1518126804, issued on Jun 3, 2008. Check the license (California PA19497, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Johanna Bulmer
- Credential
- P.A.
- Primary taxonomy
- Physician Assistant 363A00000X
- License numbers
- PA19497 CA
19497 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1220 LA Venta Dr Ste 103, Westlake Village, CA 91361
- Phone
- (805) 493-3225
- Enumerated
- Jun 3, 2008
- Record last updated
- Nov 15, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20081111000591); accepts Medicare assignment
- Medical or professional school
- Western University Of Health Sciences College Of Dental Med, 2007
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Verify Johanna Bulmer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA19497Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
61% fewer Medicare Part D claims than the average physician assistant in 2024
323 Medicare Part D claims for 207 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 26 claims were for opioids.
Most prescribed
- Cephalexin40 claims
- Azithromycin25 claims
- Ibuprofen25 claims
- Prednisone24 claims
- Hydrocodone-Acetaminophen17 claims
- Amoxicillin14 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 94.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Southern California Permanente Medical GroupPanorama City, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Johanna Bulmer among 14,451 physician assistant records in California
Johanna Bulmer, P.A. 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 2008, is newer than 22% of them.
- NPI issued2008 · 22% of these records are older, 75% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2007 · median 2018 among the 7,214 with a school on file
- Record last updated2012 · 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).
19 physician assistant records list a practice address in Westlake Village
They are 19 of the 1,397 NPPES records with a practice address in Westlake Village, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Westlake Village → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Sherri Anderson, PAWestlake Village, CA 913611366611774
- Andrea Bechtel, PAThousand Oaks, CA 913611407069396
- Dina BedwaniThousand Oaks, CA 913611184008641
- Carolina Benavides-Baron, PA-CThousand Oaks, CA 913611093016248
- Erin Call, MSPAS, PA-CWestlake Village, CA 913611164770962
- Yasamine Currie, P.A.-CWestlake Village, CA 913611174894802
- Eva De La Motte Hurst, PA-CWestlake Village, CA 913611790238558
- Alexander KayeThousand Oaks, CA 913611861927691
Common questions
What is Johanna Bulmer, P.A.'s NPI number?
Johanna Bulmer, P.A.'s National Provider Identifier (NPI) is 1518126804, issued on Jun 3, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Johanna Bulmer, P.A. located?
The NPPES record lists a practice address at 1220 LA Venta Dr Ste 103, Westlake Village, CA, 91361. Phone: (805) 493-3225. Providers update this record themselves, so call before visiting.
How can I verify Johanna Bulmer, P.A.'s license?
NPPES lists California license number PA19497, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Johanna Bulmer, P.A. prescribe under Medicare Part D?
In 2024, Johanna Bulmer, P.A. had 323 Medicare Part D claims for 207 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Johanna Bulmer, P.A.'s MIPS final score?
The 2023 MIPS final score is 94.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.