Jeffrey Alan Berenson, MD
Internal Medicine Physician · Mendocino, CA
Jeffrey Alan Berenson, MD is an internal medicine physician with a practice address in Mendocino, California, and NPI 1902828619, issued on Jul 24, 2006. Check the license (California G39574, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jeffrey Alan Berenson
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- G39574 CA
Self-reported in NPPES; status is on the state search - Practice location
- 45081 Little Lake Street, Mendocino, CA 95460
- Phone
- (707) 937-1055
- Enumerated
- Jul 24, 2006
- Record last updated
- Mar 25, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (707) 937-1061
- Medicaid ID
- 1902828619 CA
- Medicare enrollment
- Enrolled (PECOS I20071004000872); accepts Medicare assignment
- Medical or professional school
- University Of California, San Francisco School Of Medicine, 1978
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 45081 Little Lake Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Faith Simon, FNPNurse Practitioner1427078245
Verify Jeffrey Alan Berenson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G39574Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
14% more Medicare Part D claims than the average internal medicine physician in 2024
3,634 Medicare Part D claims for 263 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 187 claims were for opioids.
Most prescribed
- Atorvastatin Calcium251 claims
- Amlodipine Besylate245 claims
- Levothyroxine Sodium198 claims
- Eliquis137 claims
- Gabapentin136 claims
- Benazepril Hcl127 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): 57.9 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: $72.31
1 payment: 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
- Attenda Medical Group IncMendocino, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
3 internal medicine physician records list a practice address in Mendocino
They are 3 of the 40 NPPES records with a practice address in Mendocino, and 17,696 internal medicine physician records in California.
All 3 in Mendocino → All 17,696 in California → Every provider in Mendocino →
Other internal medicine physician records in California
- Jacob Aaron, MDSan Francisco, CA1407202518
- Alistair Aaronson, MDStanford, CA1457628760
- Jose Abad., MDSacramento, CA1144607219
- Donna Abare, MDOakland, CA1386722155
- Marce AbareScotts Valley, CA1457744708
- Samuel Abarte, M.D.Chula Vista, CA1578535498
- Alexander Abary, MDLong Beach, CA1104995919
- Luba Abascal, MDSan Francisco, CA1023180874
- Michael Abate, MDSacramento, CA1548248131
- Wali Abawi, D.O.Joshua Tree, CA1104362268
Common questions
What is Jeffrey Alan Berenson, MD's NPI number?
Jeffrey Alan Berenson, MD's National Provider Identifier (NPI) is 1902828619, issued on Jul 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jeffrey Alan Berenson, MD located?
The NPPES record lists a practice address at 45081 Little Lake Street, Mendocino, CA, 95460. Phone: (707) 937-1055. Providers update this record themselves, so call before visiting.
How can I verify Jeffrey Alan Berenson, MD's license?
NPPES lists California license number G39574, 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 Jeffrey Alan Berenson, MD prescribe under Medicare Part D?
In 2024, Jeffrey Alan Berenson, MD had 3,634 Medicare Part D claims for 263 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Jeffrey Alan Berenson, MD's MIPS final score?
The 2023 MIPS final score is 57.9 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.