Dr Annapoorani Chellappan, MD - Medicare Family Practice in Thousand Oaks, CA

Dr Annapoorani Chellappan, MD is a medicare enrolled "Family Medicine" physician in Thousand Oaks, California. She graduated from medical school in 2012 and has 12 years of diverse experience with area of expertise as Family Practice. She is a member of the group practice Southern California Permanente Medical Group and her current practice location is 365 E Hillcrest Dr, Thousand Oaks, California. You can reach out to her office (for appointments etc.) via phone at (888) 515-3500.

Dr Annapoorani Chellappan is licensed to practice in California (license number A136580) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1023377330.

Contact Information

Dr Annapoorani Chellappan, MD
365 E Hillcrest Dr,
Thousand Oaks, CA 91360-5820
(888) 515-3500
Not Available

Map and Direction




Physician's Profile

Full NameDr Annapoorani Chellappan
GenderFemale
SpecialityFamily Practice
Experience12 Years
Location365 E Hillcrest Dr, Thousand Oaks, California
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Annapoorani Chellappan graduated from medical school in 2012
  NPI Data:
  • NPI Number: 1023377330
  • Provider Enumeration Date: 05/07/2012
  • Last Update Date: 11/29/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 2365751112
  • Enrollment ID: I20151019002347

Medical Identifiers

Medical identifiers for Dr Annapoorani Chellappan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1023377330NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine A136580 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Southern California Permanente Medical Group60027291757951

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. Dr Annapoorani Chellappan allows following entities to bill medicare on her behalf.
Entity NameSouthern California Permanente Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1770515280
PECOS PAC ID: 6002729175
Enrollment ID: O20031110000678

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. Dr Annapoorani Chellappan 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
Dr Annapoorani Chellappan, MD
365 E Hillcrest Dr,
Thousand Oaks, CA 91360-5820

Ph: () -
Dr Annapoorani Chellappan, MD
365 E Hillcrest Dr,
Thousand Oaks, CA 91360-5820

Ph: (888) 515-3500

Reviews and Comments


Family Medicine Doctors in Thousand Oaks, CA

Dr. Mohammed Taghi Rezai, D.O.
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Medicare: Not Enrolled in Medicare
Practice Location: 455 E Thousand Oaks Blvd Ste B, Thousand Oaks, CA 91360
Phone: 818-232-5788    
Kelsey Lindsey, NP
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 227 W Janss Rd, Thousand Oaks, CA 91360
Phone: 805-795-7296    
Francis M. Dawson, M.D.
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 2100 Lynn Rd Ste 215, Thousand Oaks, CA 91360
Phone: 805-497-4974    Fax: 805-496-7636
Verna Silky Li Don Liss, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 612 E Janss Rd, Thousand Oaks, CA 91360
Phone: 805-373-0725    Fax: 805-373-0574
Dr. Phillip Faryar Yadegari, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 248 Hampshire Rd Ste 100, Thousand Oaks, CA 91361
Phone: 805-370-0040    Fax: 805-370-0041
Mike Oulashian, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 248 Hampshire Rd Ste 100, Thousand Oaks, CA 91361
Phone: 805-370-0040    

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.