John Carter, O.D.
NPI 1912977877 · Optometrist · Bonham, TX
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Carter, O.D. is a Optometrist provider in Bonham, TX (NPI 1912977877).
Provider details
- NPI number
- 1912977877
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 5381 TG (TX)
Specialties & taxonomies
Eye and Vision Services Providers
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
920 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) |
|---|---|---|
| Photography of the Retina92250 | 282 | $35 |
| Established Patient Complete Exam of Visual System92014 | 230 | $113 |
| Established Patient Problem Focused Exam of Visual System92012 | 146 | $74 |
| New Patient Complete Exam of Visual System92004 | 115 | $141 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 33 | $102 |
| Exam of Visual Field With Extended Testing92083 | 28 | $59 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 212 | 41 |
| Prednisolone Acetate | 72 | 60 |
| Tobramycin/Dexamethasonebrand: Tobramycin-Dexamethasone | 44 | 35 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 32 | — |
| Brimonidine Tartrate | 31 | 13 |
| Brimonidine Tartrate/Timololbrand: Brimonidine Tartrate-Timolol | 23 | — |
| Bimatoprostbrand: Lumigan | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$15 across 1 record (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
- 2006-01-24
- Last updated
- 2016-05-20
Frequently asked questions
- What is John Carter's NPI number?
- John Carter's National Provider Identifier (NPI) is 1912977877, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Carter's specialty?
- John Carter is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is John Carter located?
- John Carter's practice location on file with NPPES is 1230 N Center St, Bonham, TX 75418-3016.
- What is John Carter's phone number?
- The practice phone number listed in the NPPES registry for John Carter is (903) 583-8930.
- Does John Carter accept Medicare?
- John Carter is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Carter's NPI active?
- Yes — John Carter's NPI (1912977877) is active in the NPPES registry as of the last update on 2016-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.