Tammy Lynn Underwood, FNP-C - Medicare Family Medicine in Claysville, PA

Tammy Lynn Underwood, FNP-C is a medicare enrolled "Family Medicine" physician in Claysville, Pennsylvania. Her current practice location is 1263 Route 40 W, Claysville, Pennsylvania. You can reach out to her office (for appointments etc.) via phone at (724) 663-7731.

Tammy Lynn Underwood is licensed to practice in Pennsylvania (license number SP027909) 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 1902587405.

Contact Information

Tammy Lynn Underwood, FNP-C
1263 Route 40 W,
Claysville, PA 15323-1277
(724) 663-7731
Not Available

Map and Direction




Physician's Profile

Full NameTammy Lynn Underwood
GenderFemale
SpecialityFamily Medicine
Location1263 Route 40 W, Claysville, Pennsylvania
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1902587405
  • Provider Enumeration Date: 07/27/2023
  • Last Update Date: 07/27/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 6800240474
  • Enrollment ID: I20230930000284

Medical Identifiers

Medical identifiers for Tammy Lynn Underwood such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1902587405NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine SP027909 (Pennsylvania)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 Lynn Underwood allows following entities to bill medicare on her behalf.
Entity NameClaysville Family Practice Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1184675035
PECOS PAC ID: 2961308507
Enrollment ID: O20031212000279
Entity NamePreferred Primary Care Physicians, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1407826019
PECOS PAC ID: 8527967256
Enrollment ID: O20040102000049

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 Lynn Underwood 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 Lynn Underwood, FNP-C
144 Stonegate Dr,
Canonsburg, PA 15317-2765

Ph: (412) 848-0356
Tammy Lynn Underwood, FNP-C
1263 Route 40 W,
Claysville, PA 15323-1277

Ph: (724) 663-7731

Reviews and Comments


Family Medicine Doctors in Claysville, PA

Dr. Abigail Templeton, M.D.
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 1263 State Route 40 West, Po Box N, Claysville, PA 15323
Phone: 724-663-7731    Fax: 724-663-9022
Sarah Maxine White, DO
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1263 State Route 40 West, Po Box N, Claysville, PA 15323
Phone: 724-663-7731    Fax: 724-663-9022
Dr. Mark Allen Mamros, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1263 Route 40 W, Claysville, PA 15323
Phone: 724-663-7731    Fax: 724-663-9022
Jay M Ziegler, M.D.
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1263 Route 40 W, Claysville, PA 15323
Phone: 724-663-9018    Fax: 724-663-9022
Frederick J Landenwitsch, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1263 Route 40 W, Claysville, PA 15323
Phone: 724-663-9018    Fax: 724-663-9022
Kristen S Romesburg, DO
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1263 State Route 40 W, Po Box N, Claysville, PA 15323
Phone: 724-663-7731    Fax: 724-663-9022
John David Six, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1263 Route 40 W, Claysville, PA 15323
Phone: 724-663-9018    Fax: 724-663-9022

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.