NPPES file of Aug 9, 2026

Osama A. Ramadan, M.D.

Hospitalist Physician · Bakersfield, CA

Osama A. Ramadan, M.D. is a hospitalist physician with a practice address in Bakersfield, California, and NPI 1790936342, issued on Oct 1, 2008. Check the license (California A92401, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1790936342
Name
Osama A. Ramadan
Credential
M.D.
Primary taxonomy
Hospitalist Physician 208M00000X
License number
A92401 CA
Self-reported in NPPES; status is on the state search
Practice location
4550 California Ave Ste 500, Bakersfield, CA 93309
Phone
(661) 587-8110
Enumerated
Oct 1, 2008
Record last updated
Mar 23, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(661) 587-8220
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →

Also registered at 4550 California Ave Ste 500

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Bankim Pandya, MDInternal Medicine Physician1295843415
  2. Tho Pham, M.D.Internal Medicine Physician1972765535
  3. Joice Rhee, MDFamily Medicine Physician1497169502

Verify Osama A. Ramadan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A92401    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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Osama A. Ramadan among 3,099 hospitalist physician records in California

Osama A. Ramadan, M.D. is one of 3,099 hospitalist physician records with a practice address in California. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2008, is newer than 34% of them.

  • NPI issued2008 · 34% of these records are older, 61% newer
  • In a Medicare fileNo · 90% of these records are
  • In the CMS Doctors and Clinicians fileNo · 81% of these records are
  • Record last updated2017 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in California

There are 3,099 hospitalist physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 3,099 in California → Every provider in Bakersfield → Hospitalist Physician nationwide →

The 8 hospitalist physician records with the nearest ZIP codes

  1. Sudhir Kakarla, MDBakersfield, CA 933091134243439
  2. Hany Labib, M.D.Bakersfield, CA 933091659586105
  3. Chirag MathukiaBakersfield, CA 933091336415207
  4. Mohammed Siddiqui, M.B.B.SBakersfield, CA 933091063650224
  5. Sukhpreet Sidhu, MDBakersfield, CA 933091629220181
  6. Katherine Vuong, M.D.Bakersfield, CA 933091720348816
  7. Vinutha Chandrasekaran, M.D.Bakersfield, CA 933081558652735
  8. Prashant Desai, MDBakersfield, CA 933081487151668

Common questions

What is Osama A. Ramadan, M.D.'s NPI number?

Osama A. Ramadan, M.D.'s National Provider Identifier (NPI) is 1790936342, issued on Oct 1, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Osama A. Ramadan, M.D. located?

The NPPES record lists a practice address at 4550 California Ave Ste 500, Bakersfield, CA, 93309. Phone: (661) 587-8110. Providers update this record themselves, so call before visiting.

How can I verify Osama A. Ramadan, M.D.'s license?

NPPES lists California license number A92401, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.