Charles Clark, M.D.
NPI 1912158627 · Ophthalmology Physician · Abilene, TX
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Clark, M.D. is a Ophthalmology Physician provider in Abilene, TX (NPI 1912158627).
Provider details
- NPI number
- 1912158627
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- ME119554 (FL)
Specialties & taxonomies
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
17 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
9,315 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) |
|---|---|---|
| Imaging of Retina92134 | 3,402 | $40 |
| Injection of Drug Into Eye67028 | 2,065 | $115 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,799 | $129 |
| Established Patient Complete Exam of Visual System92014 | 1,127 | $125 |
| Exam of Retinal Blood Vessels Using a Special Camera After Injection of a Dye92235 | 317 | $159 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 148 | $168 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisolone Acetate | 256 | 117 |
| Latanoprost | 137 | 36 |
| Ketorolac Tromethamine | 134 | 40 |
| Brimonidine Tartrate | 114 | 29 |
| Timolol Maleate | 84 | 21 |
| Ofloxacin | 56 | 50 |
| Ciprofloxacin Hcl | 55 | 46 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 43 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$47 across 2 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
- 2008-10-01
- Last updated
- 2022-07-21
Frequently asked questions
- What is Charles Clark's NPI number?
- Charles Clark's National Provider Identifier (NPI) is 1912158627, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Clark's specialty?
- Charles Clark is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Clark located?
- Charles Clark's practice location on file with NPPES is 5441 Health Center Dr, Abilene, TX 79606.
- What is Charles Clark's phone number?
- The practice phone number listed in the NPPES registry for Charles Clark is (325) 673-9806.
- Does Charles Clark accept Medicare?
- Charles Clark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Clark's NPI active?
- Yes — Charles Clark's NPI (1912158627) 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.