Michael Siegelman, M.D.
NPI 1689757759 · Internal Medicine Physician · Houston, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Siegelman, M.D. is a Internal Medicine Physician provider in Houston, TX (NPI 1689757759).
Provider details
- NPI number
- 1689757759
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- D3088 (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
2 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 (1)
- 2002 Holcombe BlvdHouston, TX 77030-4211Phone: (713) 791-1414
Registry dates
- Enumerated
- 2006-10-23
- Last updated
- 2025-06-13
- Certified
- 2025-06-13
Frequently asked questions
- What is Michael Siegelman's NPI number?
- Michael Siegelman's National Provider Identifier (NPI) is 1689757759, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Siegelman's specialty?
- Michael Siegelman is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Siegelman located?
- Michael Siegelman's practice location on file with NPPES is 3601 N Macgregor Way, Houston, TX 77004-8004.
- What is Michael Siegelman's phone number?
- The practice phone number listed in the NPPES registry for Michael Siegelman is (713) 873-4895.
- Does Michael Siegelman accept Medicare?
- Michael Siegelman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Siegelman's NPI active?
- Yes — Michael Siegelman's NPI (1689757759) is active in the NPPES registry as of the last update on 2025-06-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.