Adam Berk Sacks, M.D.
Adult Medicine Physician · San Diego, CA
Adam Berk Sacks, M.D. is an adult medicine physician with a practice address in San Diego, California, and NPI 1356757603, issued on Jul 8, 2014. Check the license (California 141542, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Adam Berk Sacks
- Credential
- M.D.
- Primary taxonomy
- Adult Medicine Physician 207QA0505X
- License number
- 141542 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9333 Genesee Ave Ste 200, San Diego, CA 92121
- Phone
- (858) 657-8600
- Enumerated
- Jul 8, 2014
- Record last updated
- Jul 3, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20171005003430); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest adult medicine physician records → All 386 in California → Look up another NPI →
Also registered at 9333 Genesee Ave Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Adam Berk Sacks in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 141542Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
36% more Medicare Part D claims than the average adult medicine physician in 2024
4,090 Medicare Part D claims for 419 beneficiaries, against an average of 3,002 among the 1,307 providers of this specialty who prescribed in Part D. 67 claims were for opioids.
Most prescribed
- Atorvastatin Calcium472 claims
- Amlodipine Besylate248 claims
- Lisinopril160 claims
- Levothyroxine Sodium152 claims
- Losartan Potassium130 claims
- Metformin Hcl126 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 practice group's MIPS final score for 2023 (Medicare payment program): 73.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Sharp Rees-Stealy Medical Group IncLa Mesa, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Adam Berk Sacks among 386 adult medicine physician records in California
Adam Berk Sacks, M.D. is one of 386 adult medicine physician records with a practice address in California. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 71% of them.
- NPI issued2014 · 71% of these records are older, 28% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 48% of these records are
- Graduated2014 · median 2005 among the 187 with a school on file
- Record last updated2017 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QA0505X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Adult Medicine Physician providers in California
There are 386 adult medicine physician records in California.
All 386 in California → Every provider in San Diego → Adult Medicine Physician nationwide →
The 8 adult medicine physician records with the nearest ZIP codes
- Gary Boone, M.D.San Diego, CA 921171073543781
- Yasuko Kidokoro, M.D.San Diego, CA 921171124130901
- Elly Hann, D.O.San Diego, CA 921261649721150
- Lagina Scott, M.D.San Diego, CA 921151558897009
- Laura Rubio, D.O.San Diego, CA 921111447674221
- Matthew Carter, DOSan Diego, CA 921341063088656
- George Delgado, M.DSan Diego, CA 921081083639470
- Susan Bodtke, M.D.San Diego, CA 921031871729962
Common questions
What is Adam Berk Sacks, M.D.'s NPI number?
Adam Berk Sacks, M.D.'s National Provider Identifier (NPI) is 1356757603, issued on Jul 8, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Adam Berk Sacks, M.D. located?
The NPPES record lists a practice address at 9333 Genesee Ave Ste 200, San Diego, CA, 92121. Phone: (858) 657-8600. Providers update this record themselves, so call before visiting.
How can I verify Adam Berk Sacks, M.D.'s license?
NPPES lists California license number 141542, 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 Adam Berk Sacks, M.D. prescribe under Medicare Part D?
In 2024, Adam Berk Sacks, M.D. had 4,090 Medicare Part D claims for 419 beneficiaries; the average among adult medicine physician prescribers was 3,002. Part D covers Medicare prescriptions only.
What is Adam Berk Sacks, M.D.'s MIPS final score?
The 2023 MIPS final score is 73.6 of 100, reported for the practice group. 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.