What is Robert Callahan's NPI number?

Robert Callahan's National Provider Identifier (NPI) is 1881795383, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Robert Callahan's specialty?

Robert Callahan is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).

Where is Robert Callahan located?

Robert Callahan's practice location on file with NPPES is 307 Cottage Road, Carthage, TX 75633-0168.

What is Robert Callahan's phone number?

The practice phone number listed in the NPPES registry for Robert Callahan is (903) 694-4935.

Is Robert Callahan's NPI active?

Yes — Robert Callahan's NPI (1881795383) is active in the NPPES registry as of the last update on 2008-08-27.

IndividualActive

Robert Callahan, MD

NPI 1881795383 · Surgery Physician · Carthage, TX

Robert Callahan, MD is a Surgery Physician provider in Carthage, TX (NPI 1881795383).

Provider details

NPI number: 1881795383
Entity type: Individual
Primary specialty: Surgery PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: Yes
License: K8046 (TX)

Specialties & taxonomies

Surgery PhysicianPrimary208600000XLicense K8046 (TX)
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

307 Cottage Road

Carthage, TX 75633-0168

Phone: (903) 694-4935

Fax: (903) 694-4677

Street-level locationGet directions

More TX providers

Mailing address

Po Box 168