Barbara Heinz Robertus, P.A.
Medical Physician Assistant · Santa Maria, CA
Barbara Heinz Robertus, P.A. is a medical physician assistant with a practice address in Santa Maria, California, and NPI 1871503565, issued on Aug 8, 2006. Check the license (California 14652, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Barbara Heinz Robertus
- Credential
- P.A.
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License numbers
- 14652 CA
1750318127 CA
9648 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1300 E Cypress St, Santa Maria, CA 93454
- Phone
- (805) 349-8972
- Enumerated
- Aug 8, 2006
- Record last updated
- Jul 6, 2026
- Medicare enrollment
- Enrolled (PECOS I20180515003096); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 3,376 in California → Look up another NPI →
Also registered at 1300 E Cypress St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Hugh Hatfield, M. D.Internal Medicine Physician1356360218
- Albert Hawkins, MDInternal Medicine Physician1588664478
Verify Barbara Heinz Robertus in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 14652Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average medical physician assistant in 2024
190 Medicare Part D claims for 58 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 58% of claims.
Most prescribed
- Ozempic36 claims
- Levothyroxine Sodium14 claims
- Rosuvastatin Calcium11 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.
Industry payments in 2024: $593.66
44 payments; by number, the most common kind was food and beverage; the largest payer was Mannkind Corporation. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Michael K Lai M D IncSanta Maria, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Barbara Heinz Robertus among 3,376 medical physician assistant records in California
Barbara Heinz Robertus, P.A. 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
- Graduated1997 · 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 Santa Maria → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Diana Agraz, PASanta Maria, CA 934541972900561
- Samia Charani, PASanta Maria, CA 934541043919079
- Danielle DestasioSanta Maria, CA 934541699544890
- Cristine Fernandez, P.A.-CSanta Maria, CA 934541851480057
- Priscilla McGee, PA-CSanta Maria, CA 934541124267141
- Debora Moore, PA CSanta Maria, CA 934541992798706
- Scarlett Okerblom-Sincoff, PA-CSanta Maria, CA 934541467804880
- Steve Osani, PA-C, FAAPASanta Maria, CA 934541124286893
Common questions
What is Barbara Heinz Robertus, P.A.'s NPI number?
Barbara Heinz Robertus, P.A.'s National Provider Identifier (NPI) is 1871503565, issued on Aug 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Barbara Heinz Robertus, P.A. located?
The NPPES record lists a practice address at 1300 E Cypress St, Santa Maria, CA, 93454. Phone: (805) 349-8972. Providers update this record themselves, so call before visiting.
How can I verify Barbara Heinz Robertus, P.A.'s license?
NPPES lists California license number 14652, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Barbara Heinz Robertus, P.A. prescribe under Medicare Part D?
In 2024, Barbara Heinz Robertus, P.A. had 190 Medicare Part D claims for 58 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.