DR. MARK ALLEN MCGRAIL M.D. NPI 1063488831

NPI Information

  • NPI: 1063488831
  • Provider Name: DR. MARK ALLEN MCGRAIL, M.D.
  • Classification: Preventive Medicine - 2083A0300X
  • Specialization: Addiction Medicine
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 2018 WESTERN AVE
    KNOXVILLE, TN
    ZIP 37921
  • Phone: (865) 544-0406

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NPI Details

DR. Mark Allen Mcgrail, M.D. is an addiction medicine preventive medicine in Knoxville, TN with 33 years of experience. The provider is a physician engaged in the subspecialty practice of Addiction Medicine who specializes in the prevention, evaluation, diagnosis, treatment, and recovery of persons with the disease of addiction. DR. Mark Allen Mcgrail, M.D. NPI is 1063488831. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: UNIFORMED SERVICES UHS FE HEBERT SCHOOL OF MED
Graduation Year:1993

The provider's business location address is:

2018 WESTERN AVE
KNOXVILLE, TN
ZIP 37921-718
Phone: (865) 544-0406
Fax: (865) 544-0480

The NPI 1063488831 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.

  • Established patient office or other outpatient visit, 20-29 minutes (HCPCS:99213)

The enumeration date for this NPI number is 2/23/2006 and was last updated on 5/20/2025.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1207Q00000XFamily MedicineT8718TEXASNo
2207QA0401XFamily MedicineAddiction Medicine0101276467VIRGINIANo
3207QA0401XFamily MedicineAddiction MedicineMD30708TENNESSEENo
42083A0300XPreventive MedicineAddiction MedicineMD30708TENNESSEEYes

Other Identifiers

The following information regarding additional identifiers associated to this NPI record includes the other identifier number, identifier type, identifier state and issuer.

No. Other Provider Identifier Other Provider Identifier Type Other Provider Identifier State Other Provider Identifier Issuer
13827523MEDICAIDTENNESSEE

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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