Patrick Chen, M.D.
Internal Medicine Physician · Salinas, CA
Patrick Chen, M.D. is an internal medicine physician with a practice address in Salinas, California, and NPI 1598749616, issued on Dec 1, 2005. Check the license (California A79664, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Patrick Chen
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A79664 CA
Self-reported in NPPES; status is on the state search - Practice location
- 355 Abbott St, Salinas, CA 93901
- Phone
- (831) 751-7070
- Enumerated
- Dec 1, 2005
- Record last updated
- Mar 1, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (831) 751-7050
- Medicare enrollment
- Enrolled (PECOS I20070521000596); accepts Medicare assignment
- Medical or professional school
- George Washington University School Of Medicine, 1988
- 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 355 Abbott St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Russell Brunet, D.O.Family Medicine Physician1790997690
- John Clark, M.D.Family Medicine Physician1174505523
- Jaspreet Dhillon, M.DInternal Medicine Physician1942207170
- Phillip King, MDInternal Medicine Physician1710961552
- Vittorio Lagana, DPMFoot & Ankle Surgery Podiatrist1366460453
- Warren Nishimoto, DOFamily Medicine Physician1508840349
Verify Patrick Chen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A79664Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% more Medicare Part D claims than the average internal medicine physician in 2024
6,099 Medicare Part D claims for 628 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 87 claims were for opioids.
Most prescribed
- Atorvastatin Calcium526 claims
- Lisinopril309 claims
- Amlodipine Besylate305 claims
- Levothyroxine Sodium295 claims
- Metformin Hcl211 claims
- Metoprolol Succinate191 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: $770.08
46 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie 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
- Svmhs ClinicsSalinas, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Patrick Chen among 17,696 internal medicine physician records in California
Patrick Chen, M.D. 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 95% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1988 · median 2004 among the 11,065 with a school on file
- Record last updated2011 · 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 Salinas → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- James Dacus, M.D.Salinas, CA 939011467450155
- Jaspreet Dhillon, M.DSalinas, CA 939011942207170
- Phillip King, MDSalinas, CA 939011710961552
- Sheilaja Mittal, M.D.Salinas, CA 939011558344416
- Dawn Mudge, M.DSalinas, CA 939011437156650
- Robert Olson, M.DSalinas, CA 939011588661367
- Robert Patton, M.D.Salinas, CA 939011689659195
- Pooja Sharma, M.D.Salinas, CA 939011992771166
Common questions
What is Patrick Chen, M.D.'s NPI number?
Patrick Chen, M.D.'s National Provider Identifier (NPI) is 1598749616, issued on Dec 1, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Patrick Chen, M.D. located?
The NPPES record lists a practice address at 355 Abbott St, Salinas, CA, 93901. Phone: (831) 751-7070. Providers update this record themselves, so call before visiting.
How can I verify Patrick Chen, M.D.'s license?
NPPES lists California license number A79664, 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 Patrick Chen, M.D. prescribe under Medicare Part D?
In 2024, Patrick Chen, M.D. had 6,099 Medicare Part D claims for 628 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.