Oscar Guevara, LCSW
NPI 1861899197 · Clinical Social Worker · Houston, TX
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Oscar Guevara, LCSW is a Clinical Social Worker provider in Houston, TX (NPI 1861899197).
Provider details
- NPI number
- 1861899197
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- No
- License
- 53399 (TX)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
4 documented practice locations
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
Additional practice locations (3)
- 4131 Spicewood Springs Rd Ste J1Austin, TX 78759-8600Phone: (713) 686-9194
- 4411 Dacoma StHouston, TX 77092-8611Phone: (713) 686-9194
- 2012 Nw Military Hwy Ste 100San Antonio, TX 78213-2130Phone: (713) 686-9194
Registry dates
- Enumerated
- 2014-12-02
- Last updated
- 2023-05-31
- Certified
- 2023-05-31
Frequently asked questions
- What is Oscar Guevara's NPI number?
- Oscar Guevara's National Provider Identifier (NPI) is 1861899197, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Oscar Guevara's specialty?
- Oscar Guevara is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Oscar Guevara located?
- Oscar Guevara's practice location on file with NPPES is 13834 Greyfield Ln, Houston, TX 77047-6014.
- What is Oscar Guevara's phone number?
- The practice phone number listed in the NPPES registry for Oscar Guevara is (713) 715-9525.
- Does Oscar Guevara accept Medicare?
- Oscar Guevara is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Oscar Guevara's NPI active?
- Yes — Oscar Guevara's NPI (1861899197) is active in the NPPES registry as of the last update on 2023-05-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.