Brian Pfeiffer MD PA
NPI 1861834947 · Internal Medicine Physician · Tyler, TX
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brian Pfeiffer MD PA is a Internal Medicine Physician organization in Tyler, TX (NPI 1861834947).
Provider details
- NPI number
- 1861834947
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Brian Pfeiffer, Owner(903) 316-7977
- License
- K9150 (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
12 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
- 2013-07-18
- Last updated
- 2013-07-18
Frequently asked questions
- What is Brian Pfeiffer MD PA's NPI number?
- Brian Pfeiffer MD PA's National Provider Identifier (NPI) is 1861834947, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Brian Pfeiffer MD PA?
- Brian Pfeiffer MD PA is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Brian Pfeiffer MD PA located?
- Brian Pfeiffer MD PA's practice location on file with NPPES is 800 E Dawson St, Tyler, TX 75701-2036.
- What is Brian Pfeiffer MD PA's phone number?
- The practice phone number listed in the NPPES registry for Brian Pfeiffer MD PA is (903) 312-4004.
- Does Brian Pfeiffer MD PA accept Medicare?
- Brian Pfeiffer MD PA is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Brian Pfeiffer MD PA?
- The authorized official listed on Brian Pfeiffer MD PA's NPPES record is Brian Pfeiffer, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Brian Pfeiffer MD PA's NPI active?
- Yes — Brian Pfeiffer MD PA's NPI (1861834947) is active in the NPPES registry as of the last update on 2013-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.