Charles Ange, M.D.
NPI 1952370843 · Ophthalmology Physician · Knoxville, TN
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Ange, M.D. is a Ophthalmology Physician provider in Knoxville, TN (NPI 1952370843).
Provider details
- NPI number
- 1952370843
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 08106 (TN)
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
593 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 | 273 | $116 |
| Established Patient Problem Focused Exam of Visual System92012 | 128 | $82 |
| Imaging of Optic Nerve92133 | 65 | $33 |
| Exam of Visual Field With Extended Testing92083 | 59 | $57 |
| Imaging of Retina92134 | 52 | $36 |
| New Patient Complete Exam of Visual System92004 | 16 | $138 |
Typical Medicare-allowed amounts for these services range $33–$138 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 609 | 148 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 131 | 36 |
| Timolol Maleate | 106 | 33 |
| Bimatoprostbrand: Lumigan | 65 | 14 |
| Lifitegrastbrand: Xiidra | 51 | — |
| Brimonidine Tartrate | 27 | — |
| Cyclosporinebrand: Restasis | 22 | 12 |
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
- 2006-03-14
- Last updated
- 2019-01-31
Frequently asked questions
- What is Charles Ange's NPI number?
- Charles Ange's National Provider Identifier (NPI) is 1952370843, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Ange's specialty?
- Charles Ange is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Ange located?
- Charles Ange's practice location on file with NPPES is 1932 Alcoa Hwy Ste 255, Knoxville, TN 37920-1508.
- What is Charles Ange's phone number?
- The practice phone number listed in the NPPES registry for Charles Ange is (865) 244-2030.
- Does Charles Ange accept Medicare?
- Charles Ange is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Ange's NPI active?
- Yes — Charles Ange's NPI (1952370843) is active in the NPPES registry as of the last update on 2019-01-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.