Crystal Whittington, O.D.
NPI 1992927891 · Optometrist · Summerville, SC
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Crystal Whittington, O.D. is a Optometrist provider in Summerville, SC (NPI 1992927891).
Provider details
- NPI number
- 1992927891
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 1275 (SC)
Specialties & taxonomies
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
2,709 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 Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 851 | $120 |
| Imaging of Retina92134 | 747 | $37 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 737 | $85 |
| Exam of Visual Field With Extended Testing92083 | 163 | $58 |
| Imaging of Optic Nerve92133 | 124 | $32 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 61 | $158 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 495 | 161 |
| Erythromycin Basebrand: Erythromycin | 175 | 131 |
| Cyclosporinebrand: Restasis | 132 | 80 |
| Bimatoprostbrand: Lumigan | 79 | 22 |
| Fluorometholone | 70 | 49 |
| Timolol Maleate | 67 | 20 |
| Cyclosporine | 62 | 36 |
| Brimonidine Tartrate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$478 across 17 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
- 2007-05-02
- Last updated
- 2022-03-07
- Certified
- 2022-03-07
Frequently asked questions
- What is Crystal Whittington's NPI number?
- Crystal Whittington's National Provider Identifier (NPI) is 1992927891, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Crystal Whittington's specialty?
- Crystal Whittington is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Crystal Whittington located?
- Crystal Whittington's practice location on file with NPPES is 296 Midland Parkway, Summerville, SC 29485.
- What is Crystal Whittington's phone number?
- The practice phone number listed in the NPPES registry for Crystal Whittington is (843) 873-5577.
- Does Crystal Whittington accept Medicare?
- Crystal Whittington is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Crystal Whittington's NPI active?
- Yes — Crystal Whittington's NPI (1992927891) is active in the NPPES registry as of the last update on 2022-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.