GREGORY A. ADAMS MD – NPI #1225597222
General Practice

A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions.

Health Care Provider Taxonomy Code for General Practice

GREGORY ADAMS is a physician located in GROTON, CT. NPPES has assigned the NPI number 1225597222 to GREGORY ADAMS on March 19, 2019. It is a Type-1 NPI, indicating this NPI number is associated with an individual. With multiple taxonomy codes selected, the primary taxonomy selected by this provider is 208D00000X from the Health Care Provider Taxonomy code set, which is classified as General Practice.

The NPI profile was last updated on May 21, 2026. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for GREGORY ADAMS below.

NPI Profile for
GREGORY A. ADAMS

NPI Number
1225597222
Enumeration Date

(more than 7 years ago)
Entity Type
Type-1  Individual (Male)
Legal Name
GREGORY A. ADAMS
Credentials
MD
Primary location
1 CRYSTAL LAKE RD
GROTON, CT 06349-2300
Phone: (860) 694-3011 Fax:
1 Other location(s):
620 John Paul Jones Cir
Portsmouth, VA 23708-2111
Phone: (757) 953-2339
Mailing address
2442 E 48 RD
CADILLAC, MI 49601-8793
Phone: (231) 429-3800 Fax:
Sole Proprietor
No
Updated
Certification Date
May 21, 2026

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
208D00000X
- General Practice (Primary)		 VA 0101271115
390200000X
- Student in an Organized Health Care Education/Training Program
2083P0011X
- Preventive Medicine / Undersea and Hyperbaric Medicine		 VA 0101271115

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.