Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Mark Blair, M.D.
Surgery Physician in Tullahoma, TN · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1508869561
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Registry record
Entity type Individual (Type 1)
Name Dr. Mark Blair
Credential M.D.
Sex Male
Practice address 100 William Northern Blvd, Tullahoma, TN, 37388
Phone (931) 461-1150
Fax (888) 498-3372
Enumeration date May 24, 2005
Last updated in NPPES Feb 15, 2023
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 020053847 | Other | TN | IND RRMCR # |
| 7201687 | Other | TN | CIGNA HEALTHCARE |
| 3856436 | Medicaid | TN | - |
| 4043202 | Other | TN | BCBS OF TN |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Mark Blair practice?
The practice location on file with NPPES is in Tullahoma, TN. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mark Blair?
The National Provider Identifier (NPI) for Mark Blair is 1508869561, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Mark Blair MD PC Surgery Physician · Tullahoma, TN NPI 1972590172 Adult & Pediatric Dermatology of Tullahoma PC Dermatology Physician · Tullahoma, TN NPI 1881658243 Donald Tucker Internal Medicine Physician · Tullahoma, TN NPI 1487695904 John Patsimas Family Medicine Physician · Tullahoma, TN NPI 1649376849 Susan Warner-Oberwortmann Nurse Practitioner · Tullahoma, TN NPI 1528164688 Ken Takegami Dermatology Physician · Tullahoma, TN NPI 1932251873 John D Patsimas MD Family Medicine Physician · Tullahoma, TN NPI 1235304213 Olan B Kemp Family Medicine Physician · Tullahoma, TN NPI 1881869865
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-02-15.