Janitzio Guzman, MD
NPI 1235592643 · Infectious Disease Physician · Houston, TX
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Janitzio Guzman, MD is a Infectious Disease Physician provider in Houston, TX (NPI 1235592643).
Provider details
- NPI number
- 1235592643
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD048232 (DC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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)
- 5215 Loughboro Rd NwWashington, DC 20016-2618Phone: (202) 660-5182Fax: (202) 660-7081
- 1504 Taub LoopHouston, TX 77030-1608Phone: (713) 873-8890
- 2525a Holly Hall StHouston, TX 77054-4124Phone: (713) 526-4243
Registry dates
- Enumerated
- 2016-04-01
- Last updated
- 2025-07-14
- Certified
- 2025-07-14
Frequently asked questions
- What is Janitzio Guzman's NPI number?
- Janitzio Guzman's National Provider Identifier (NPI) is 1235592643, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Janitzio Guzman's specialty?
- Janitzio Guzman is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Janitzio Guzman located?
- Janitzio Guzman's practice location on file with NPPES is 3601 N Macgregor Way, Houston, TX 77004-8004.
- What is Janitzio Guzman's phone number?
- The practice phone number listed in the NPPES registry for Janitzio Guzman is (713) 873-3700.
- Does Janitzio Guzman accept Medicare?
- Janitzio Guzman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Janitzio Guzman's NPI active?
- Yes — Janitzio Guzman's NPI (1235592643) is active in the NPPES registry as of the last update on 2025-07-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.