Frank Da Shin, M.D.
Internal Medicine Physician · San Jose, CA
Frank Da Shin, M.D. is an internal medicine physician with a practice address in San Jose, California, and NPI 1003992264, issued on Oct 31, 2006. Check the license (California G80006, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Frank Da Shin
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- G80006 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1440 S DE Anza Blvd, San Jose, CA 95129
- Phone
- (408) 366-0405
- Enumerated
- Oct 31, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (408) 366-0602
- Medicare enrollment
- Enrolled (PECOS I20040405001737); accepts Medicare assignment
- Medical or professional school
- Rush Medical College Of Rush University, 1993
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Verify Frank Da Shin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G80006Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% more Medicare Part D claims than the average internal medicine physician in 2024
6,124 Medicare Part D claims for 553 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 17 claims were for opioids.
Most prescribed
- Atorvastatin Calcium626 claims
- Amlodipine Besylate511 claims
- Losartan Potassium340 claims
- Metformin Hcl313 claims
- Levothyroxine Sodium294 claims
- Glipizide Er232 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.
The MIPS final score for 2023 (Medicare payment program): 30 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $166.19
10 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, 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.
Frank Da Shin among 17,696 internal medicine physician records in California
Frank Da Shin, 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 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
- Graduated1993 · median 2004 among the 11,065 with a school on file
- Record last updated2007 · 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).
428 internal medicine physician records list a practice address in San Jose
They are 428 of the 20,925 NPPES records with a practice address in San Jose, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in San Jose → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Alison Dowse, MDSan Jose, CA 951291750396123
- Alexander Korsunsky, M.D.San Jose, CA 951291427088236
- Kim Millman, MD PHDSan Jose, CA 951291982863775
- Aarti Srinivasan, M.D.San Jose, CA 951291194732024
- Tina Sugimoto, MDSan Jose, CA 951291295832335
- Douglas Tong, M.D.San Jose, CA 951291811905094
- Angela Xavier, M.D.San Jose, CA 951291558320432
- Kourosh Yamouti, MDSan Jose, CA 951291881798478
Common questions
What is Frank Da Shin, M.D.'s NPI number?
Frank Da Shin, M.D.'s National Provider Identifier (NPI) is 1003992264, issued on Oct 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Frank Da Shin, M.D. located?
The NPPES record lists a practice address at 1440 S DE Anza Blvd, San Jose, CA, 95129. Phone: (408) 366-0405. Providers update this record themselves, so call before visiting.
How can I verify Frank Da Shin, M.D.'s license?
NPPES lists California license number G80006, 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 Frank Da Shin, M.D. prescribe under Medicare Part D?
In 2024, Frank Da Shin, M.D. had 6,124 Medicare Part D claims for 553 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Frank Da Shin, M.D.'s MIPS final score?
The 2023 MIPS final score is 30 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.