Mark Phelan, M.D.
NPI 1801882030 · Ophthalmology Physician · Abilene, TX
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Phelan, M.D. is a Ophthalmology Physician provider in Abilene, TX (NPI 1801882030).
Provider details
- NPI number
- 1801882030
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- F79809 (MI)
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
3,708 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) |
|---|---|---|
| Measurement of Corneal Curvature and Depth of Eye92136 | 1,106 | $24 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 683 | $453 |
| Established Patient Complete Exam of Visual System92014 | 648 | $119 |
| New Patient Complete Exam of Visual System92004 | 403 | $140 |
| Established Patient Problem Focused Exam of Visual System92012 | 258 | $84 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 235 | $54 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Moxifloxacin Hclbrand: Moxifloxacin | 1,115 | 789 |
| Difluprednate | 499 | 352 |
| Latanoprost | 474 | 111 |
| Prednisolone Acetate | 268 | 159 |
| Timolol Maleate | 195 | 39 |
| Bimatoprostbrand: Lumigan | 152 | 36 |
| Brimonidine Tartrate | 116 | 28 |
| Erythromycin Base |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,642 across 12 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
- 2005-09-22
- Last updated
- 2025-07-10
- Certified
- 2025-07-10
Frequently asked questions
- What is Mark Phelan's NPI number?
- Mark Phelan's National Provider Identifier (NPI) is 1801882030, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Phelan's specialty?
- Mark Phelan is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Phelan located?
- Mark Phelan's practice location on file with NPPES is 2120 Antilley Rd, Abilene, TX 79606-5211.
- What is Mark Phelan's phone number?
- The practice phone number listed in the NPPES registry for Mark Phelan is (325) 695-2020.
- Does Mark Phelan accept Medicare?
- Mark Phelan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Phelan's NPI active?
- Yes — Mark Phelan's NPI (1801882030) is active in the NPPES registry as of the last update on 2025-07-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.