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Gregory Mcgriff, M.D.
NPI 1619063633 · Internal Medicine Physician · Sisseton, SD
Gregory Mcgriff, M.D. is a Internal Medicine Physician provider in Sisseton, SD (NPI 1619063633).
Provider details
- NPI number
- 1619063633
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 02-01497 (NC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
100 Lake Traverse Dr
Sisseton, SD 57262-7046
Phone: (605) 698-7606
Approximate (ZIP-level) locationGet directions
Mailing address
102 Major Fergusons Hl
Rutherfordton, NC 28139-7838
Registry dates
- Enumerated
- 2006-10-05
- Last updated
- 2019-12-02
Frequently asked questions
- What is Gregory Mcgriff's NPI number?
- Gregory Mcgriff's National Provider Identifier (NPI) is 1619063633, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Mcgriff's specialty?
- Gregory Mcgriff is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Mcgriff located?
- Gregory Mcgriff's practice location on file with NPPES is 100 Lake Traverse Dr, Sisseton, SD 57262-7046.
- What is Gregory Mcgriff's phone number?
- The practice phone number listed in the NPPES registry for Gregory Mcgriff is (605) 698-7606.
- Is Gregory Mcgriff's NPI active?
- Yes — Gregory Mcgriff's NPI (1619063633) is active in the NPPES registry as of the last update on 2019-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.