Howard Greene, M.D.
NPI 1891726766 · Ophthalmology Physician · Florence, SC
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Howard Greene, M.D. is a Ophthalmology Physician provider in Florence, SC (NPI 1891726766).
Provider details
- NPI number
- 1891726766
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD29305 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,285 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 366 | $84 |
| Microfluid Analysis of Tears83861 | 350 | $22 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 298 | $31 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 254 | $460 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 213 | $155 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Brimonidine Tartrate | 1,058 | 317 |
| Latanoprost | 991 | 324 |
| Dorzolamide Hcl | 732 | 227 |
| Prednisolone Acetate | 702 | 484 |
| Diclofenac Sodium | 481 | 382 |
| Timolol Maleate | 451 | 141 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 336 | 101 |
| Latanoprostene Bunod |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,028 across 36 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
Additional practice locations (1)
- 380 W Wesmark BlvdSumter, SC 29150Phone: (843) 664-9393
Registry dates
- Enumerated
- 2006-07-06
- Last updated
- 2026-04-22
- Certified
- 2026-04-22
Frequently asked questions
- What is Howard Greene's NPI number?
- Howard Greene's National Provider Identifier (NPI) is 1891726766, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Howard Greene's specialty?
- Howard Greene is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Howard Greene located?
- Howard Greene's practice location on file with NPPES is 400 N Cashua Dr, Florence, SC 29501-2098.
- What is Howard Greene's phone number?
- The practice phone number listed in the NPPES registry for Howard Greene is (843) 664-9393.
- Does Howard Greene accept Medicare?
- Howard Greene is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Howard Greene's NPI active?
- Yes — Howard Greene's NPI (1891726766) is active in the NPPES registry as of the last update on 2026-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.