John Dang, M.D.
NPI 1225157191 · Occupational Medicine Physician · Houston, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Dang, M.D. is a Occupational Medicine Physician provider in Houston, TX (NPI 1225157191).
Provider details
- NPI number
- 1225157191
- Entity type
- Individual
- Primary specialty
- Occupational Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- H1943 (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
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
Mailing address
Registry dates
- Enumerated
- 2007-03-29
- Last updated
- 2010-01-14
Frequently asked questions
- What is John Dang's NPI number?
- John Dang's National Provider Identifier (NPI) is 1225157191, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Dang's specialty?
- John Dang is listed in the NPPES registry with a primary specialty of Occupational Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Dang located?
- John Dang's practice location on file with NPPES is 8505 Gulf Fwy, Houston, TX 77017-5085.
- What is John Dang's phone number?
- The practice phone number listed in the NPPES registry for John Dang is (615) 778-4066.
- Does John Dang accept Medicare?
- John Dang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Dang's NPI active?
- Yes — John Dang's NPI (1225157191) is active in the NPPES registry as of the last update on 2010-01-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.