Craig Ainsworth, MD
NPI 1629224225 · Internal Medicine Physician · Fort Sam Houston, TX
Enrolled with Medicare as Practitioner - Critical Care (intensivists) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Craig Ainsworth, MD is a Internal Medicine Physician provider in Fort Sam Houston, TX (NPI 1629224225).
Provider details
- NPI number
- 1629224225
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- Q5137 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
17 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
826 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) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 580 | $201 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 179 | $112 |
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 21 | $40 |
| Emergent Insertion of Breathing Tube Into Windpipe Using an Endoscope31500 | 18 | $129 |
| Insertion of Non-Tunneled Central Venous Tube for Infusion (5 Years Or Older)36556 | 17 | $76 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 11 | $165 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$6,644 across 10 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
Additional practice locations (1)
- 21 Spurs Ln Ste 230bSan Antonio, TX 78240-1671Phone: (210) 690-7400Fax: (210) 690-7405
Registry dates
- Enumerated
- 2008-08-14
- Last updated
- 2022-07-21
Frequently asked questions
- What is Craig Ainsworth's NPI number?
- Craig Ainsworth's National Provider Identifier (NPI) is 1629224225, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Craig Ainsworth's specialty?
- Craig Ainsworth is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Craig Ainsworth located?
- Craig Ainsworth's practice location on file with NPPES is 3551 Roger Brooke Dr, Fort Sam Houston, TX 78234-4504.
- What is Craig Ainsworth's phone number?
- The practice phone number listed in the NPPES registry for Craig Ainsworth is (210) 916-2460.
- Does Craig Ainsworth accept Medicare?
- Craig Ainsworth is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Craig Ainsworth's NPI active?
- Yes — Craig Ainsworth's NPI (1629224225) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.