Charles Shields, O.D.
NPI 1114085859 · Optometrist · Knoxville, TN
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Shields, O.D. is a Optometrist provider in Knoxville, TN (NPI 1114085859).
Provider details
- NPI number
- 1114085859
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- No
- License
- ODT1339 (TN)
Specialties & taxonomies
Eye and Vision Services Providers
Eye and Vision Services Providers
Eye and Vision Services Providers
Eye and Vision Services Providers
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
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
379 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 | 148 | $32 |
| Established Patient Complete Exam of Visual System92014 | 94 | $109 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 77 | $79 |
| Exam of Visual Field With Extended Testing92083 | 25 | $54 |
| New Patient Complete Exam of Visual System92004 | 20 | $130 |
| Imaging of Optic Nerve92133 | 15 | $29 |
Typical Medicare-allowed amounts for these services range $29–$130 (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 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 125 | 41 |
| Tobramycin/Dexamethasonebrand: Tobramycin-Dexamethasone | 85 | 58 |
| Prednisolone Acetate | 57 | 41 |
| Cyclosporinebrand: Restasis | 43 | 23 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 35 | 20 |
| Bimatoprostbrand: Lumigan | 34 | 11 |
| Lifitegrastbrand: Xiidra | 32 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,608 across 81 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
- 2006-12-05
- Last updated
- 2010-10-26
Frequently asked questions
- What is Charles Shields's NPI number?
- Charles Shields's National Provider Identifier (NPI) is 1114085859, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Shields's specialty?
- Charles Shields is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Charles Shields located?
- Charles Shields's practice location on file with NPPES is 10219 Kingston Pike, Knoxville, TN 37922-3222.
- What is Charles Shields's phone number?
- The practice phone number listed in the NPPES registry for Charles Shields is (865) 539-3888.
- Does Charles Shields accept Medicare?
- Charles Shields is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Shields's NPI active?
- Yes — Charles Shields's NPI (1114085859) is active in the NPPES registry as of the last update on 2010-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.