James H Williams Jr, MD
Hospitalist Physician · Orange, CA
James H Williams Jr, MD is a hospitalist physician with a practice address in Orange, California, and NPI 1376637637, issued on Oct 3, 2006. Check the license (California 000000G44722, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- James H Williams Jr
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- 000000G44722 CA
Self-reported in NPPES; status is on the state search - Practice location
- Uci Medical Center, Orange, CA 92868
- Phone
- (714) 456-2986
- Enumerated
- Oct 3, 2006
- Record last updated
- Apr 8, 2008 (not updated in 18 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →
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Verify James H Williams Jr in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 000000G44722Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $41.34
2 payments; by number, the most common kind was food and beverage; the largest payer was Iti, Inc. (d/b/a Intra-Cellular Therapies, Inc.). The 7,324 providers of this specialty with any payment received $494.84 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.
James H Williams Jr among 3,099 hospitalist physician records in California
James H Williams Jr, MD 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. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 73% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileNo · 81% of these records are
- Record last updated2008 · 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.
All 3,099 in California → Every provider in Orange → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Quincy Almond, M.D.Orange, CA 928681578573697
- Alpesh Amin, MDOrange, CA 928681457394801
- Sean Amos, M.D.Orange, CA 928681992715007
- Andrea Avery, MDOrange, CA 928681144300229
- Amish Dangodara, MDOrange, CA 928681093895195
- Israel De Alba, MDOrange, CA 928681639259732
- Dang Khoa T Duong, MDOrange, CA 928681346320488
- Diego Gonzalez, M.D.Orange, CA 928681326058371
Common questions
What is James H Williams Jr, MD's NPI number?
James H Williams Jr, MD's National Provider Identifier (NPI) is 1376637637, issued on Oct 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James H Williams Jr, MD located?
The NPPES record lists a practice address at Uci Medical Center, Orange, CA, 92868. Phone: (714) 456-2986. Providers update this record themselves, so call before visiting.
How can I verify James H Williams Jr, MD's license?
NPPES lists California license number 000000G44722, 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. 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.