Jeffrey Alan Berenson, MD - Medicare Internal Medicine in Mendocino, CA

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Jeffrey Alan Berenson, MD is a medicare enrolled "Internal Medicine" physician in Mendocino, California. He went to University Of California, San Francisco School Of Medicine and graduated in 1978 and has 46 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Attenda Medical Group Inc and his current practice location is 45081 Little Lake Street, Mendocino, California. You can reach out to his office (for appointments etc.) via phone at (707) 937-1055.

Jeffrey Alan Berenson is licensed to practice in California (license number G39574) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1902828619.

Contact Information

Jeffrey Alan Berenson, MD
45081 Little Lake Street,
Mendocino, CA 95460
(707) 937-1055
(707) 937-1061

Map and Direction




Physician's Profile

Full NameJeffrey Alan Berenson
GenderMale
SpecialityInternal Medicine
Experience46 Years
Location45081 Little Lake Street, Mendocino, California
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Jeffrey Alan Berenson attended and graduated from University Of California, San Francisco School Of Medicine in 1978
  NPI Data:
  • NPI Number: 1902828619
  • Provider Enumeration Date: 07/24/2006
  • Last Update Date: 03/25/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 2466547419
  • Enrollment ID: I20071004000872

Medical Identifiers

Medical identifiers for Jeffrey Alan Berenson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1902828619NPI-NPPES
00G395740OtherCABLUE SHIELD
1902828619MedicaidCA
P00872335OtherCARAILROAD MEDICARE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine G39574 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mendocino Coast District HospitalFort bragg, CAHospital
Adventist Health Ukiah ValleyUkiah, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Attenda Medical Group Inc65072743546

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Jeffrey Alan Berenson allows following entities to bill medicare on his behalf.
Entity NameMendocino Coast Health Care District
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1538113725
PECOS PAC ID: 1759364375
Enrollment ID: O20040612000288
Entity NameAttenda Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1740866615
PECOS PAC ID: 6507274354
Enrollment ID: O20210416000917
Entity NameAdventist Health Mendocino Coast
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1538113725
PECOS PAC ID: 3678990769
Enrollment ID: O20220620001667

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Jeffrey Alan Berenson is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Jeffrey Alan Berenson, MD
3536 Mendocino Ave, Suite 200,
Santa Rosa, CA 95403-3634

Ph: (707) 575-6049		Jeffrey Alan Berenson, MD
45081 Little Lake Street,
Mendocino, CA 95460

Ph: (707) 937-1055

Reviews and Comments


Internal Medicine Doctors in Mendocino, CA

Dr. Frederick J. Dumas Iii, M.D.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 940 Ukiah St., Box 1129, Mendocino, CA 95460
Phone: 707-937-4202    Fax: 707-937-6003

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.