Rolando R. Atienza, MD
Family Medicine Physician · Hayward, CA
Rolando R. Atienza, MD is a family medicine physician with a practice address in Hayward, California, and NPI 1861598435, issued on Sep 14, 2006. Check the license (California A79796, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Rolando R. Atienza
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A79796 CA
Self-reported in NPPES; status is on the state search - Practice location
- 27206 Calaroga Ave, Hayward, CA 94545
- Phone
- (510) 887-4711
- Enumerated
- Sep 14, 2006
- Record last updated
- Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (510) 887-2470
- Entity
- Type 1 · individual
Also registered at 27206 Calaroga Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Rolando R. Atienza in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A79796Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
100% fewer Medicare Part D claims than the average family medicine physician in 2024
14 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
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.
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Common questions
What is Rolando R. Atienza, MD's NPI number?
Rolando R. Atienza, MD's National Provider Identifier (NPI) is 1861598435, issued on Sep 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Rolando R. Atienza, MD 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 Rolando R. Atienza, MD's license?
NPPES lists California license number A79796, 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 Rolando R. Atienza, MD prescribe under Medicare Part D?
In 2024, Rolando R. Atienza, MD had 14 Medicare Part D claims; 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.