Kenneth P. Jiang, MD
Internal Medicine Physician · Hollister, CA
Kenneth P. Jiang, MD is an internal medicine physician with a practice address in Hollister, California, and NPI 1841279841, issued on Jan 10, 2006. Check the license (California A666280, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Kenneth P. Jiang
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A666280 CA
Self-reported in NPPES; status is on the state search - Practice location
- 901 Sunset Dr, Hollister, CA 95023
- Phone
- (831) 636-4994
- Enumerated
- Jan 10, 2006
- Record last updated
- Feb 11, 2025
- Fax
- (831) 636-4996
- Medicare enrollment
- Enrolled (PECOS I20090805000377); accepts Medicare assignment
- Medical or professional school
- University Of Chicago, Pritzker School Of Medicine, 1995
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 901 Sunset Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kenneth P. Jiang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A666280Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% more Medicare Part D claims than the average internal medicine physician in 2024
5,628 Medicare Part D claims for 366 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 232 claims were for opioids.
Most prescribed
- Atorvastatin Calcium399 claims
- Amlodipine Besylate350 claims
- Losartan Potassium210 claims
- Levothyroxine Sodium199 claims
- Lisinopril198 claims
- Hydrocodone-Acetaminophen135 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: $303.97
13 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Bass Medical GroupHollister, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kenneth P. Jiang among 17,696 internal medicine physician records in California
Kenneth P. Jiang, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1995 · median 2004 among the 11,065 with a school on file
- Record last updated2025 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Internal Medicine Physician providers in California
There are 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Hollister → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Robert Biggs, MDGilroy, CA 950201770669277
- Tolison FowlerGilroy, CA 950201356083711
- James Frankfort, MDGilroy, CA 950201497975189
- Pardeep Gondal, MDGilroy, CA 950201174048334
- Lilly Hammack, DO, RDNGilroy, CA 950201972932523
- Sunita Lalwani, MDGilroy, CA 950201588740096
Common questions
What is Kenneth P. Jiang, MD's NPI number?
Kenneth P. Jiang, MD's National Provider Identifier (NPI) is 1841279841, issued on Jan 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Kenneth P. Jiang, MD located?
The NPPES record lists a practice address at 901 Sunset Dr, Hollister, CA, 95023. Phone: (831) 636-4994. Providers update this record themselves, so call before visiting.
How can I verify Kenneth P. Jiang, MD's license?
NPPES lists California license number A666280, 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 Kenneth P. Jiang, MD prescribe under Medicare Part D?
In 2024, Kenneth P. Jiang, MD had 5,628 Medicare Part D claims for 366 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.