Brian Schallenberg, M.D.
NPI 1942610803 · Ophthalmology Physician · Harlingen, TX
Enrolled with Medicare as Order and Referring Only - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brian Schallenberg, M.D. is a Ophthalmology Physician provider in Harlingen, TX (NPI 1942610803).
Provider details
- NPI number
- 1942610803
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- R6280 (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
- 2014-04-30
- Last updated
- 2024-01-26
- Certified
- 2024-01-26
Frequently asked questions
- What is Brian Schallenberg's NPI number?
- Brian Schallenberg's National Provider Identifier (NPI) is 1942610803, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brian Schallenberg's specialty?
- Brian Schallenberg is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Brian Schallenberg located?
- Brian Schallenberg's practice location on file with NPPES is 2601 Veterans Dr Rm 2c-132, Harlingen, TX 78550-8942.
- What is Brian Schallenberg's phone number?
- The practice phone number listed in the NPPES registry for Brian Schallenberg is (956) 291-9000.
- Does Brian Schallenberg accept Medicare?
- Brian Schallenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brian Schallenberg's NPI active?
- Yes — Brian Schallenberg's NPI (1942610803) is active in the NPPES registry as of the last update on 2024-01-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.