William W. Jih, M.D.
Family Medicine Physician · Loma Linda, CA
William W. Jih, M.D. is a family medicine physician with a practice address in Loma Linda, California, and NPI 1417985581, issued on Jun 29, 2006. Check the license (California A73401, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- William W. Jih
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A73401 CA
Self-reported in NPPES; status is on the state search - Practice location
- 25455 Barton RD, Loma Linda, CA 92354
- Phone
- (909) 558-6600
- Enumerated
- Jun 29, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicaid ID
- 00A734010 CA
- Medicare enrollment
- Enrolled (PECOS I20040216001013); accepts Medicare assignment
- Medical or professional school
- Albany Medical College Of Union University, 1999
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 25455 Barton RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Emerald Caruso, M.D.Obstetrics & Gynecology Physician1811015209
- Zachary Cash, P.A.Physician Assistant1275717316
- Jian Chen, M.D.Family Medicine Physician1841633617
Verify William W. Jih in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A73401Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average family medicine physician in 2024
489 Medicare Part D claims for 337 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 27 claims were for opioids.
Most prescribed
- Sulfamethoxazole-Trimethoprim42 claims
- Methylprednisolone32 claims
- Cephalexin27 claims
- Sucralfate17 claims
- Hydrocodone-Acetaminophen16 claims
- Amoxicillin-Clavulanate Potass14 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: $20.65
1 payment: food and beverage; the largest payer was Zoll Services LLC (a/k/a Zoll LifeCor Corp). 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 one group practice
- Faculty Physicians And Surgeons OF LlusmRedlands, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William W. Jih among 17,133 family medicine physician records in California
William W. Jih, 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
- Graduated1999 · 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).
62 family medicine physician records list a practice address in Loma Linda
They are 62 of the 4,863 NPPES records with a practice address in Loma Linda, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Loma Linda → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Linda Deppe, D.O.Loma Linda, CA 923541568493864
- Joan Haynes-Lee, M.D.Loma Linda, CA 923541578590097
- Reewa Kejriwal, N.P.Loma Linda, CA 923541376573188
- Richard Kim, M.D.Loma Linda, CA 923541912014341
- Laurie McNaughton, M.D.Loma Linda, CA 923541205947587
- Michelle Opsahl, M.D.Loma Linda, CA 923541083728729
- Barbara Orr, M.D.Loma Linda, CA 923541033223771
- Niren Raval, DOLoma Linda, CA 923541093722852
Common questions
What is William W. Jih, M.D.'s NPI number?
William W. Jih, M.D.'s National Provider Identifier (NPI) is 1417985581, issued on Jun 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William W. Jih, M.D. located?
The NPPES record lists a practice address at 25455 Barton RD, Loma Linda, CA, 92354. Phone: (909) 558-6600. Providers update this record themselves, so call before visiting.
How can I verify William W. Jih, M.D.'s license?
NPPES lists California license number A73401, 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 William W. Jih, M.D. prescribe under Medicare Part D?
In 2024, William W. Jih, M.D. had 489 Medicare Part D claims for 337 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.