Mark E Gregory, MD - Medicare Emergency Medicine in Guthrie, OK

  1. Home
  2. Emergency Medicine
  3. OK
  4. Guthrie
Mark E Gregory, MD is a medicare enrolled "Emergency Medicine" physician in Guthrie, Oklahoma. His current practice location is 200 S Academy Rd, Guthrie, Oklahoma. You can reach out to his office (for appointments etc.) via phone at (405) 282-5125.

Mark E Gregory is licensed to practice in Oklahoma (license number 16492) 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 1659346963.

Contact Information

Mark E Gregory, MD
200 S Academy Rd,
Guthrie, OK 73044-8727
(405) 282-5125
Not Available

Map and Direction




Physician's Profile

Full NameMark E Gregory
GenderMale
SpecialityEmergency Medicine
Location200 S Academy Rd, Guthrie, Oklahoma
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1659346963
  • Provider Enumeration Date: 02/21/2006
  • Last Update Date: 05/20/2014
  Medicare PECOS Information:
  • PECOS PAC ID: 1951377217
  • Enrollment ID: I20040908000650

Medical Identifiers

Medical identifiers for Mark E Gregory such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1659346963NPI-NPPES
020654565002OtherOKBCBS
100231340AMedicaidOK

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 16492 (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. Mark E Gregory allows following entities to bill medicare on his behalf.
Entity NameEmergency Services Of Oklahoma Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1215249891
PECOS PAC ID: 8123209012
Enrollment ID: O20110225000085
Entity NameSouth Central Emergency Services, Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1558663724
PECOS PAC ID: 8224212949
Enrollment ID: O20110405000201

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. Mark E Gregory 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
Mark E Gregory, MD
4401 W Memorial Rd, Suite 140,
Oklahoma City, OK 73134-1785

Ph: (405) 752-3162		Mark E Gregory, MD
200 S Academy Rd,
Guthrie, OK 73044-8727

Ph: (405) 282-5125

Reviews and Comments


Emergency Medicine Doctors in Guthrie, OK


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.