Matthew Caldwell, M.D.
NPI 1669594859 · Cornea and External Diseases Specialist Physician · San Antonio, TX
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Caldwell, M.D. is a Cornea and External Diseases Specialist Physician provider in San Antonio, TX (NPI 1669594859).
Provider details
- NPI number
- 1669594859
- Entity type
- Individual
- Primary specialty
- Cornea and External Diseases Specialist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 01061243A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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 tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
4,964 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) |
|---|---|---|
| Established Patient Complete Exam of Visual System92014 | 1,535 | $119 |
| Established Patient Problem Focused Exam of Visual System92012 | 832 | $84 |
| Imaging of Retina92134 | 429 | $37 |
| Exam of Visual Field With Extended Testing92083 | 317 | $59 |
| New Patient Complete Exam of Visual System92004 | 241 | $140 |
| Imaging of Optic Nerve92133 | 238 | $32 |
| Ultrasound Scan of Cornea to Determine Thickness76514 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisolone Acetate | 413 | 220 |
| Latanoprost | 372 | 128 |
| Ofloxacin | 261 | 159 |
| Ketorolac Tromethamine | 250 | 154 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 112 | 90 |
| Timolol Maleate | 97 | 41 |
| Moxifloxacin Hclbrand: Moxifloxacin | 97 | 62 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$376 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
Additional practice locations (2)
- 1100 Wilford Hall Loop, Bldg 4554Attn: 59 Mdw/SghcJbsa Lackland, TX 78236Phone: (210) 292-6225
- 3551 Roger Brooke Dr Apt 7Jbsa Ft Sam Houston, TX 78234-4505Phone: (210) 652-8544
Registry dates
- Enumerated
- 2007-04-06
- Last updated
- 2023-02-21
- Certified
- 2023-02-21
Frequently asked questions
- What is Matthew Caldwell's NPI number?
- Matthew Caldwell's National Provider Identifier (NPI) is 1669594859, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Caldwell's specialty?
- Matthew Caldwell is listed in the NPPES registry with a primary specialty of Cornea and External Diseases Specialist Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Caldwell located?
- Matthew Caldwell's practice location on file with NPPES is 5430 Fredericksburg Rd Ste 100, San Antonio, TX 78229-3539.
- What is Matthew Caldwell's phone number?
- The practice phone number listed in the NPPES registry for Matthew Caldwell is (210) 340-1212.
- Does Matthew Caldwell accept Medicare?
- Matthew Caldwell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Caldwell's NPI active?
- Yes — Matthew Caldwell's NPI (1669594859) is active in the NPPES registry as of the last update on 2023-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.