Dr Christopher Charles Richardson, DO - Medicare Internal Medicine in Riverdale, CA

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Dr Christopher Charles Richardson, DO is a medicare enrolled "Internal Medicine - Critical Care Medicine" physician in Riverdale, California. His current practice location is 3567 W Mount Whitney Ave, Riverdale, California. You can reach out to his office (for appointments etc.) via phone at (559) 867-7200.

Dr Christopher Charles Richardson is licensed to practice in Alabama (license number DO.2784) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1821418468.

Contact Information

Dr Christopher Charles Richardson, DO
3567 W Mount Whitney Ave,
Riverdale, CA 93656
(559) 867-7200
Not Available

Map and Direction




Physician's Profile

Full NameDr Christopher Charles Richardson
GenderMale
SpecialityInternal Medicine - Critical Care Medicine
Location3567 W Mount Whitney Ave, Riverdale, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1821418468
  • Provider Enumeration Date: 04/22/2014
  • Last Update Date: 09/03/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 2769757004
  • Enrollment ID: I20180607001283

Medical Identifiers

Medical identifiers for Dr Christopher Charles Richardson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1821418468NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RC0200XInternal Medicine - Critical Care Medicine DO.2784 (Alabama)Primary
208000000XPediatrics 20A18177 (California)Secondary
207PP0204XEmergency Medicine - Pediatric Emergency Medicine DO.2784 (Alabama)Secondary
207R00000XInternal Medicine 20A18177 (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. 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 Christopher Charles Richardson allows following entities to bill medicare on his behalf.
Entity NameHarney District Hospital
Entity TypePart A Provider - Critical Access Hospital
Entity IdentifiersNPI Number: 1285742338
PECOS PAC ID: 6800877424
Enrollment ID: O20061104000508

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 Christopher Charles Richardson 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 Christopher Charles Richardson, DO
1524 W Lacey Blvd Ste 205,
Hanford, CA 93230-5970

Ph: (559) 537-0060		Dr Christopher Charles Richardson, DO
3567 W Mount Whitney Ave,
Riverdale, CA 93656

Ph: (559) 867-7200

Reviews and Comments


Internal Medicine Doctors in Riverdale, CA


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.