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Robert Persellin, M. D.
NPI 1225113434 · Rheumatology Physician · San Antonio, TX
Robert Persellin, M. D. is a Rheumatology Physician provider in San Antonio, TX (NPI 1225113434).
Provider details
- NPI number
- 1225113434
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M. D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- D5307 (TX)
Specialties & taxonomies
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
635 E Olmos Dr
San Antonio, TX 78212-2504
Phone: (210) 826-2862
Street-level locationGet directions
Mailing address
635 E Olmos Dr
San Antonio, TX 78212-2504
Registry dates
- Enumerated
- 2006-10-26
- Last updated
- 2007-07-08
Frequently asked questions
- What is Robert Persellin's NPI number?
- Robert Persellin's National Provider Identifier (NPI) is 1225113434, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Persellin's specialty?
- Robert Persellin is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Persellin located?
- Robert Persellin's practice location on file with NPPES is 635 E Olmos Dr, San Antonio, TX 78212-2504.
- What is Robert Persellin's phone number?
- The practice phone number listed in the NPPES registry for Robert Persellin is (210) 826-2862.
- Is Robert Persellin's NPI active?
- Yes — Robert Persellin's NPI (1225113434) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.