Tammy Ann Harrelson, APRN-CNP - Medicare Nurse Practitioner in Oklahoma City, OK

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Tammy Ann Harrelson, APRN-CNP is a medicare enrolled "Nurse Practitioner - Family" in Oklahoma City, Oklahoma. Her current practice location is 14000 N Portland Ave, Suite 201, Oklahoma City, Oklahoma. You can reach out to her office (for appointments etc.) via phone at (405) 606-2727.

Tammy Ann Harrelson is licensed to practice in Oklahoma (license number F0609168) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1003045501.

Contact Information

Tammy Ann Harrelson, APRN-CNP
14000 N Portland Ave, Suite 201,
Oklahoma City, OK 73134-4003
(405) 606-2727
(405) 606-7040

Map and Direction




Provider's Profile

Full NameTammy Ann Harrelson
GenderFemale
SpecialityNurse Practitioner - Family
Location14000 N Portland Ave, Oklahoma City, Oklahoma
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1003045501
  • Provider Enumeration Date: 07/07/2009
  • Last Update Date: 06/19/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 1254487663
  • Enrollment ID: I20090925000167

Medical Identifiers

Medical identifiers for Tammy Ann Harrelson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1003045501NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LF0000XNurse Practitioner - Family F0609168 (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. Tammy Ann Harrelson allows following entities to bill medicare on her behalf.
Entity NameBoard Of Regents Of The University Of Oklahoma - Ou Physicians
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1801869250
PECOS PAC ID: 2860304334
Enrollment ID: O20031103000607
Entity NameOu Health Partners Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1528642642
PECOS PAC ID: 5991105876
Enrollment ID: O20210615000618

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. Tammy Ann Harrelson 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
Tammy Ann Harrelson, APRN-CNP
8121 National Ave, Suite 206,
Midwest City, OK 73110-7530

Ph: (405) 606-2727		Tammy Ann Harrelson, APRN-CNP
14000 N Portland Ave, Suite 201,
Oklahoma City, OK 73134-4003

Ph: (405) 606-2727

Reviews and Comments


Nurse Practitioner Nurses in Oklahoma City, OK

Ann R Benson, BSN, ARNP
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Phone: 405-271-4476    Fax: 405-271-9202
Mrs. Judy Kay Kellogg, ARNP
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Medicare: Not Enrolled in Medicare
Practice Location: 1025 Straka Ter, Oklahoma City, OK 73139
Phone: 405-632-6688    Fax: 405-604-0708
Mrs. Darbi Lynne Williams, ARNP
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Practice Location: 4050 W Memorial Rd, Oklahoma City, OK 73120
Phone: 405-608-3800    Fax: 405-608-3838
Liji Seilas, ARNP
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Medicare: Medicare Enrolled
Practice Location: 1901 Springlake Dr, Oklahoma City, OK 73111
Phone: 405-521-8486    Fax: 405-521-8496
Hilary Lauren Knippers, APRN-CNP
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Medicare: Medicare Enrolled
Practice Location: 3110sw89th St 200d, Oklahoma City, OK 73159
Phone: 405-680-5633    Fax: 405-799-7400
Mrs. Rachel Leigh Cross, APRN, CPNP-PC
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Medicare: Not Enrolled in Medicare
Practice Location: 1200 Childrens Ave, Suite 10000, Oklahoma City, OK 73104
Phone: 405-271-4412    

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.