Mr John C Vallandigham, MD - Medicare Internal Medicine in Chickasha, OK

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Mr John C Vallandigham, MD is a medicare enrolled "Internal Medicine" physician in Chickasha, Oklahoma. His current practice location is 304 S 29th St, Chickasha, Oklahoma. You can reach out to his office (for appointments etc.) via phone at (405) 896-8058.

Mr John C Vallandigham is licensed to practice in Oklahoma (license number 24142) 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 1265438501.

Contact Information

Mr John C Vallandigham, MD
304 S 29th St,
Chickasha, OK 73018-2501
(405) 896-8058
(855) 223-1999

Map and Direction




Physician's Profile

Full NameMr John C Vallandigham
GenderMale
SpecialityInternal Medicine
Location304 S 29th St, Chickasha, Oklahoma
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1265438501
  • Provider Enumeration Date: 06/22/2005
  • Last Update Date: 07/21/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 1557324241
  • Enrollment ID: I20050210000394

Medical Identifiers

Medical identifiers for Mr John C Vallandigham such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1265438501NPI-NPPES
200002950AMedicaidOK

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 24142 (Oklahoma)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. Mr John C Vallandigham allows following entities to bill medicare on his behalf.
Entity NameNortheastern Health System
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1457574170
PECOS PAC ID: 1456255025
Enrollment ID: O20031125000250
Entity NameBoard of Regents of the University of Oklahoma OU Physicians Tulsa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1154385730
PECOS PAC ID: 5395645329
Enrollment ID: O20040113000654

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. Mr John C Vallandigham 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
Mr John C Vallandigham, MD
Po Box 929,
Chickasha, OK 73023-0929

Ph: (405) 896-8058		Mr John C Vallandigham, MD
304 S 29th St,
Chickasha, OK 73018-2501

Ph: (405) 896-8058

Reviews and Comments


Internal Medicine Doctors in Chickasha, OK

Anupama Bekkem, M.D.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 2100 W Iowa Ave, Chickasha, OK 73018
Phone: 405-224-2100    
Ross Lane Fisher, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 304 S 29th St, Chickasha, OK 73018
Phone: 405-896-8058    Fax: 855-223-1999
Dr. Thomas Essex, D.O.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 304 S 29th St, Chickasha, OK 73018
Phone: 405-896-8058    Fax: 844-965-9881
Karen S Maluf, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 2222 W Iowa Ave, Chickasha, OK 73018
Phone: 405-224-8111    Fax: 405-222-9561

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.