Diane E Weissman, MD - Medicare Family Medicine in Napa, CA

Diane E Weissman, MD is a medicare enrolled "Family Medicine" physician in Napa, California. Her current practice location is 1141 Pear Tree Ln, Napa, California. You can reach out to her office (for appointments etc.) via phone at (707) 254-1770.

Diane E Weissman is licensed to practice in Hawaii (license number MD-23863) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1689668048.

Contact Information

Diane E Weissman, MD
1141 Pear Tree Ln,
Napa, CA 94558-6484
(707) 254-1770
Not Available

Map and Direction




Physician's Profile

Full NameDiane E Weissman
GenderFemale
SpecialityFamily Medicine
Location1141 Pear Tree Ln, Napa, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1689668048
  • Provider Enumeration Date: 08/31/2005
  • Last Update Date: 01/26/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 8224070883
  • Enrollment ID: I20210612000014

Medical Identifiers

Medical identifiers for Diane E Weissman such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1689668048NPI-NPPES
442217MedicaidAZ

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 45087 (Arizona)Secondary
207Q00000XFamily Medicine A72337 (California)Secondary
207Q00000XFamily Medicine MD-23863 (Hawaii)Primary

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. Diane E Weissman allows following entities to bill medicare on her behalf.
Entity NameCommonwealth Healthcare Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1285858290
PECOS PAC ID: 7719075167
Enrollment ID: O20071212000093

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. Diane E Weissman 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
Diane E Weissman, MD
1141 Pear Tree Ln,
Napa, CA 94558-6484

Ph: (707) 254-1770
Diane E Weissman, MD
1141 Pear Tree Ln,
Napa, CA 94558-6484

Ph: (707) 254-1770

Reviews and Comments


Family Medicine Doctors in Napa, CA

Lawrence A. Lippmann, MD
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Practice Location: 3285 Claremont Way, Napa, CA 94558
Phone: 707-258-2500    
Dr. Andrew Tzellas, M.D
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Practice Location: 1141 Pear Tree Ln Ste 100, Napa, CA 94558
Phone: 707-254-1770    
David Martinez, DO
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Practice Location: 3230 Beard Rd, Suite B, Napa, CA 94558
Phone: 707-255-2026    
Jean Yoshioka, M.D.
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Practice Location: 3285 Claremont Way, Napa, CA 94558
Phone: 707-258-2500    
Ronald Eric Mcallister, MD
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Medicare: Medicare Enrolled
Practice Location: 126 Garden Valley Ct, Napa, CA 94558
Phone: 857-222-9946    
Manveen Sekhon, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 2100 Napa Vallejo Hwy, Napa, CA 94558
Phone: 707-253-5000    Fax: 707-253-5513
Dr. Emmanuel Dela Cruz Cepe, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2100 Napa Vallejo Hwy, Napa, CA 94558
Phone: 707-253-5000    Fax: 510-797-0236

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.