IndividualActive
Warren Blackburn, M.D.
NPI 1821079658 · Rheumatology Physician · Cullman, AL
Provider details
- NPI number
- 1821079658
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 10239 (AL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
408 Clark St Ne
Cullman, AL 35055-1953
Phone: (256) 734-3202
Fax: (256) 734-4668
Street-level locationGet directions
Mailing address
503 Clark St Ne
Cullman, AL 35055-1921
Registry dates
- Enumerated
- 2005-11-09
- Last updated
- 2014-01-24
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.