William A Merva, MD - Medicare Psychiatry & Neurology in Princeton, WV

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William A Merva, MD is a medicare enrolled "Psychiatry & Neurology - Neurology" physician in Princeton, West Virginia. His current practice location is 508 New Hope Rd Ste 7, Princeton, West Virginia. You can reach out to his office (for appointments etc.) via phone at (304) 431-7200.

William A Merva is licensed to practice in West Virginia (license number 14198) 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 1689636821.

Contact Information

William A Merva, MD
508 New Hope Rd Ste 7,
Princeton, WV 24740-2265
(304) 431-7200
Not Available

Map and Direction




Physician's Profile

Full NameWilliam A Merva
GenderMale
SpecialityPsychiatry & Neurology - Neurology
Location508 New Hope Rd Ste 7, Princeton, West Virginia
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1689636821
  • Provider Enumeration Date: 04/04/2006
  • Last Update Date: 06/27/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 5193849982
  • Enrollment ID: I20100831000641

Medical Identifiers

Medical identifiers for William A Merva such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1689636821NPI-NPPES
0091117000MedicaidWV

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084N0400XPsychiatry & Neurology - Neurology 14198 (West Virginia)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. William A Merva allows following entities to bill medicare on his behalf.
Entity NamePrinceton Community Hospital Assn. Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1093917643
PECOS PAC ID: 3678482221
Enrollment ID: O20031211000436
Entity NameMountaineer Wellness And Recovery Centers Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1013557982
PECOS PAC ID: 6709217748
Enrollment ID: O20200507002112

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. William A Merva 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
William A Merva, MD
118 12th Street Ext,
Princeton, WV 24740-2352

Ph: (304) 431-5168		William A Merva, MD
508 New Hope Rd Ste 7,
Princeton, WV 24740-2265

Ph: (304) 431-7200

Reviews and Comments


Psychiatry & Neurology Doctors in Princeton, WV

Dr. Nasreen Dar, M.D.
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Phone: 304-425-9471    Fax: 304-425-2127
Riaz Uddin Riaz, M.D.
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Phone: 304-952-8637    Fax: 866-239-0601
Leslie P. Chandel, M.D.
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Practice Location: 200 12th Street Ext, Princeton, WV 24740
Phone: 304-425-9541    Fax: 304-431-2856
Tahir I Rana, MD
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 100 New Hope Road, 109 Medical Arts Clinic, Princeton, WV 24740
Phone: 304-487-5794    Fax: 304-431-3415
Dr. Alina Daniela Vrinceanu-hamm, M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 200 12th Street Ext, Princeton, WV 24740
Phone: 304-425-9541    Fax: 304-425-1332

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.