Robert David Rowley, M.D.
Family Medicine Physician · Hayward, CA
Robert David Rowley, M.D. is a family medicine physician with a practice address in Hayward, California, and NPI 1750468476, issued on Nov 1, 2006. Check the license (California G379110, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Robert David Rowley
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- G379110 CA
Self-reported in NPPES; status is on the state search - Practice location
- 27206 Calaroga Ave, Hayward, CA 94545
- Phone
- (510) 887-4711
- Enumerated
- Nov 1, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (510) 887-2470
- Medicare enrollment
- Enrolled (PECOS I20040112000269); accepts Medicare assignment
- Medical or professional school
- University Of California, San Francisco School Of Medicine, 1977
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 27206 Calaroga Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rolando Atienza, MDFamily Medicine Physician1861598435
- Song Chen, NPFamily Nurse Practitioner1659855005
- Vasiliki Economou, M.D.Neurology Physician1104912062
- Raul Gentini, MDFamily Medicine Physician1942496617
- Veena Gowra, M.D.Family Medicine Physician1518115906
- Darrel Keyser, MDSurgery of the Hand (Surgery) Physician1346292539
Verify Robert David Rowley in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G379110Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average family medicine physician in 2024
7,992 Medicare Part D claims for 471 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 484 claims were for opioids.
Most prescribed
- Atorvastatin Calcium369 claims
- Amlodipine Besylate312 claims
- Hydrocodone-Acetaminophen285 claims
- Rosuvastatin Calcium233 claims
- Lisinopril230 claims
- Losartan Potassium193 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: $64.29
3 payments; by number, the most common kind was food and beverage; the largest payer was Phadia US Inc. The 55,478 providers of this specialty with any payment received $902.55 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 2 group practices
- Jiva Health IncConcord, CA
- Jiva Health Primary CareHayward, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert David Rowley among 17,133 family medicine physician records in California
Robert David Rowley, M.D. is one of 17,133 family medicine physician records with a practice address in California. 81% 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 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1977 · median 2005 among the 10,652 with a school on file
- Record last updated2007 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Family Medicine Physician providers in California
There are 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Hayward → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Rolando Atienza, MDHayward, CA 945451861598435
- Jade Bito-Onon, D.O.Hayward, CA 945451275913089
- Raul Gentini, MDHayward, CA 945451942496617
- Veena Gowra, M.D.Hayward, CA 945451518115906
- Hasina Nasir, M.D.Hayward, CA 945451982619334
- Uma Natarajan, M.D.Hayward, CA 945451417987025
- Maiti Rodriguez, M.D.Hayward, CA 945451700263159
- Amita Sharma, M.D.Hayward, CA 945451982671301
Common questions
What is Robert David Rowley, M.D.'s NPI number?
Robert David Rowley, M.D.'s National Provider Identifier (NPI) is 1750468476, issued on Nov 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert David Rowley, M.D. located?
The NPPES record lists a practice address at 27206 Calaroga Ave, Hayward, CA, 94545. Phone: (510) 887-4711. Providers update this record themselves, so call before visiting.
How can I verify Robert David Rowley, M.D.'s license?
NPPES lists California license number G379110, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Robert David Rowley, M.D. prescribe under Medicare Part D?
In 2024, Robert David Rowley, M.D. had 7,992 Medicare Part D claims for 471 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.