Steven Hammerman
NPI 1649268236 · Surgery Physician · Houston, TX
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Hammerman is a Surgery Physician provider in Houston, TX (NPI 1649268236).
Provider details
- NPI number
- 1649268236
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- H8105 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
297 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Prosthetic Repair of Shoulder Joint, Total Shoulder23472 | 115 | $234 |
| Repair of Shoulder Rotator Cuff Using an Endoscope29827 | 45 | $173 |
| Incision of Shoulder Tendon23405 | 44 | $51 |
| Release of Tendon Connecting Biceps Muscle and Shoulder Using an Endoscope29828 | 34 | $76 |
| Shaving of Part of Shoulder Bone and Repair of Ligament Using an Endoscope29826 | 25 | $28 |
| Removal of Extensive Shoulder Joint Tissue Using an Endoscope29823 | 23 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,884 across 17 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-08
- Last updated
- 2024-06-19
- Certified
- 2024-06-19
Frequently asked questions
- What is Steven Hammerman's NPI number?
- Steven Hammerman's National Provider Identifier (NPI) is 1649268236, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Hammerman's specialty?
- Steven Hammerman is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Hammerman located?
- Steven Hammerman's practice location on file with NPPES is 7401 Main St, Houston, TX 77030.
- What is Steven Hammerman's phone number?
- The practice phone number listed in the NPPES registry for Steven Hammerman is (713) 799-2300.
- Does Steven Hammerman accept Medicare?
- Steven Hammerman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Hammerman's NPI active?
- Yes — Steven Hammerman's NPI (1649268236) is active in the NPPES registry as of the last update on 2024-06-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.