Carol Grannum, MD
NPI 1245243336 · Pediatrics Physician · Harlingen, TX
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carol Grannum, MD is a Pediatrics Physician provider in Harlingen, TX (NPI 1245243336).
Provider details
- NPI number
- 1245243336
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- K5971 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-08-13
- Last updated
- 2010-06-29
Frequently asked questions
- What is Carol Grannum's NPI number?
- Carol Grannum's National Provider Identifier (NPI) is 1245243336, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carol Grannum's specialty?
- Carol Grannum is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Carol Grannum located?
- Carol Grannum's practice location on file with NPPES is 1706 Treasure Hills Blvd, Harlingen, TX 78550-8911.
- What is Carol Grannum's phone number?
- The practice phone number listed in the NPPES registry for Carol Grannum is (956) 365-6750.
- Does Carol Grannum accept Medicare?
- Carol Grannum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carol Grannum's NPI active?
- Yes — Carol Grannum's NPI (1245243336) is active in the NPPES registry as of the last update on 2010-06-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.