John A Crockett Md, A Professional Corporation - Medicare Primary Care in Walnut Creek, CA

John A Crockett Md, A Professional Corporation is a medicare enrolled primary clinic (Family Medicine) in Walnut Creek, California. The current practice location for John A Crockett Md, A Professional Corporation is 240 La Casa Via Ste 100, Walnut Creek, California. For appointments, you can reach them via phone at (925) 519-2866. The mailing address for John A Crockett Md, A Professional Corporation is 210 La Colina Dr, Alamo, California and phone number is (925) 519-2866.

John A Crockett Md, A Professional Corporation is licensed to practice in California (license number G230620). The clinic also participates in the medicare program and its NPI number is 1265758460. This medical practice accepts medicare insurance (which means this clinic accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance). However, please confirm if they accept your insurance at (925) 519-2866.

Contact Information

John A Crockett Md, A Professional Corporation
240 La Casa Via Ste 100
Walnut Creek
CA 94598-4863
(925) 519-2866
(925) 692-5522

Map and Direction


Primary Care Clinic Profile

Full NameJohn A Crockett Md, A Professional Corporation
SpecialityFamily Medicine
Location240 La Casa Via Ste 100, Walnut Creek, California
Authorized Official Name and PositionKarl F Stemmler (CREDENTIALER)
Authorized Official Contact6192586200
Accepts Medicare InsuranceYes. This clinic participates in medicare program and accept medicare insurance.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
John A Crockett Md, A Professional Corporation
210 La Colina Dr
Alamo
CA 94507-1816

Ph: (925) 519-2866
John A Crockett Md, A Professional Corporation
240 La Casa Via Ste 100
Walnut Creek
CA 94598-4863

Ph: (925) 519-2866

NPI Details:

NPI Number1265758460
Provider Enumeration Date04/13/2010
Last Update Date12/22/2022

Medicare PECOS Information:

Medicare PECOS PAC ID9234261637
Medicare Enrollment IDO20230207002907

Medical Identifiers

Medical identifiers for John A Crockett Md, A Professional Corporation such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1265758460NPI-NPPES
1134221021MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine G230620 (California)Primary
207V00000XObstetrics & Gynecology G230620 (California)Secondary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. John A Crockett Md, A Professional Corporation acts as a billing entity for following providers:
Provider NameJohn A Crockett
Provider TypePractitioner - Family Practice
Provider IdentifiersNPI Number: 1134221021
PECOS PAC ID: 2668502584
Enrollment ID: I20100618000651

Reviews and Comments


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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.