Charles Yancey, MD, PHD
NPI 1255337978 · Ophthalmology Physician · Buffalo, MN
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Yancey, MD, PHD is a Ophthalmology Physician provider in Buffalo, MN (NPI 1255337978).
Provider details
- NPI number
- 1255337978
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 33668 (MN)
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
1,254 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 | 276 | $125 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 197 | $318 |
| Imaging of Retina92134 | 160 | $39 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 123 | $38 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 91 | $55 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 83 |
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 |
|---|---|---|
| Latanoprost | 487 | 148 |
| Timolol Maleate | 339 | 96 |
| Prednisolone Acetate | 338 | 221 |
| Moxifloxacin Hclbrand: Moxifloxacin | 228 | 165 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 117 | 35 |
| Brimonidine Tartrate | 63 | 19 |
| Bimatoprostbrand: Lumigan | 52 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$144 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
- 2005-06-27
- Last updated
- 2013-04-23
Frequently asked questions
- What is Charles Yancey's NPI number?
- Charles Yancey's National Provider Identifier (NPI) is 1255337978, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Yancey's specialty?
- Charles Yancey is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Yancey located?
- Charles Yancey's practice location on file with NPPES is 1700 Highway 25 N, Buffalo, MN 55313-1930.
- What is Charles Yancey's phone number?
- The practice phone number listed in the NPPES registry for Charles Yancey is (763) 682-9241.
- Does Charles Yancey accept Medicare?
- Charles Yancey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Yancey's NPI active?
- Yes — Charles Yancey's NPI (1255337978) is active in the NPPES registry as of the last update on 2013-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.