Daniel Ahn, MD
NPI 1184645558 · Ophthalmology Physician · Calhoun, GA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Ahn, MD is a Ophthalmology Physician provider in Calhoun, GA (NPI 1184645558).
Provider details
- NPI number
- 1184645558
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 040852 (GA)
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
19 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
3,275 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 | 703 | $114 |
| Established Patient Problem Focused Exam of Visual System92012 | 438 | $81 |
| Photography of the Retina92250 | 376 | $33 |
| Exam of Visual Field With Extended Testing92083 | 368 | $56 |
| Imaging of Optic Nerve92133 | 333 | $31 |
| Exam of the Internal Drainage System of Eye92020 | 327 | $25 |
| New Patient Complete Exam of Visual System92004 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketorolac Tromethamine | 932 | 408 |
| Latanoprost | 306 | 77 |
| Bimatoprostbrand: Lumigan | 215 | 50 |
| Timolol Maleate | 154 | 46 |
| Brimonidine Tartrate | 68 | 20 |
| Travoprost | 45 | 12 |
| Prednisolone Acetate | 33 | 23 |
| Latanoprostene Bunodbrand: Vyzulta |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$178 across 7 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
- 2006-07-21
- Last updated
- 2018-12-12
Frequently asked questions
- What is Daniel Ahn's NPI number?
- Daniel Ahn's National Provider Identifier (NPI) is 1184645558, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Ahn's specialty?
- Daniel Ahn is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Ahn located?
- Daniel Ahn's practice location on file with NPPES is 1035 Red Bud Rd Ne, Calhoun, GA 30701-2082.
- What is Daniel Ahn's phone number?
- The practice phone number listed in the NPPES registry for Daniel Ahn is (706) 629-8090.
- Does Daniel Ahn accept Medicare?
- Daniel Ahn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Ahn's NPI active?
- Yes — Daniel Ahn's NPI (1184645558) is active in the NPPES registry as of the last update on 2018-12-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.