Roger A. Bitar, MD
Infectious Disease Physician · Poway, CA
Roger A. Bitar, MD is an infectious disease physician with a practice address in Poway, California, and NPI 1225153737, issued on Mar 21, 2007. Check the license (California G28274, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Roger A. Bitar
- Credential
- MD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License number
- G28274 CA
Self-reported in NPPES; status is on the state search - Practice location
- 15644 Pomerado RD, Poway, CA 92064
- Phone
- (858) 312-5459
- Enumerated
- Mar 21, 2007
- Record last updated
- Feb 15, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20101116000826); accepts Medicare assignment
- Medical or professional school
- Hahnemann University College Of Medicine, 1972
- Entity
- Type 1 · individual
Also registered at 15644 Pomerado RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Sara Gholami, HEALTH COACHHealth & Wellness Coach1730922345
- Robert Gray, PH.D.Clinical Neuropsychologist1679616981
Verify Roger A. Bitar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G28274Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average infectious disease physician in 2024
15 Medicare Part D claims, against an average of 689 among the 7,388 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.
Industry payments in 2024: $97.43
3 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 3,895 providers of this specialty with any payment received $4,362.19 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
- Mission Infectious Disease And Infusion Consultants IncPoway, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Infectious Disease Physician providers in California
There are 1,119 infectious disease physician records in California.
Other infectious disease physician records in California
- Sanaz Abderrahmane, M.D.Sacramento, CA1902039902
- Shira Abeles, M.D.San Diego, CA1720240625
- Igor Abolnik, MDRureka, CA1194783829
- Firas Abubaker, MDCorona, CA1346255254
- Nehkonti Adams, M.D.San Diego, CA1194985705
- Paul Adamson, MD, MPHLos Angeles, CA1639558455
- Alina Adeel, M.DLa Jolla, CA1831453596
- Oladunni Adeyiga, MDLos Angeles, CA1801809751
- Jacqueline Adler, M.D.West Hills, CA1326094582
- Dipti Agrawal, MDPalo Alto, CA1437137189
Common questions
What is Roger A. Bitar, MD's NPI number?
Roger A. Bitar, MD's National Provider Identifier (NPI) is 1225153737, issued on Mar 21, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Roger A. Bitar, MD located?
The NPPES record lists a practice address at 15644 Pomerado RD, Poway, CA, 92064. Phone: (858) 312-5459. Providers update this record themselves, so call before visiting.
How can I verify Roger A. Bitar, MD's license?
NPPES lists California license number G28274, 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 Roger A. Bitar, MD prescribe under Medicare Part D?
In 2024, Roger A. Bitar, MD had 15 Medicare Part D claims; the average among infectious disease physician prescribers was 689. 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.