Doctor profile · Federal record

Dr. Darcy Williams, O.D.

Optometrist (CMS: Optometry) · Harrisburg, PA

  • NPI 1932263738
  • Accepts Medicare
  • 35 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4240 Elmerton Ave
Harrisburg, PA 171092317
(717) 652-7710
fax (717) 541-9842

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
May 15, 2008
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Pennsylvania #OEG000163

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1932263738. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
277
Distinct HCPCS
5
Medicare allowed
$26,054
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 144 143 $122
99212 Established patient office or other outpatient visit, 10-19 minutes 55 38 $54
66984 Removal of cataract with insertion of prosthetic lens 36 20 $98
92083 Exam of visual field with extended testing 22 22 $59
92133 Imaging of optic nerve 20 20 $32

In context: peer comparison

Among 16 peers in Harrisburg Optometrist, average services per provider: 74. This provider delivers 3.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$112
Transactions
6
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
CooperVision INC. 3 $52.05
Abbvie INC. 1 $21.71
Tarsus Pharmaceuticals, INC. 1 $21.63
Johnson & Johnson Vision Care, INC. 1 $16.84

By nature of payment

Food and Beverage
$112

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
116
Patients
13
Total drug cost
$11,698
Drug Type Claims Patients Total cost
Latanoprost Generic 66 13 $638
Lumigan (Bimatoprost) Brand 39 0 $10,901
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 11 0 $159

Frequently asked questions

Auto-generated from federal data
What is Dr. Darcy Williams's medical specialty?
Dr. Darcy Williams practices Optometrist in Harrisburg, PA.
Where does Dr. Darcy Williams practice?
Dr. Darcy Williams practices at 4240 Elmerton Ave, Harrisburg, PA 171092317. Office phone: 7176527710.
What is Dr. Darcy Williams's NPI?
Dr. Darcy Williams's National Provider Identifier (NPI) is 1932263738, issued by NPPES.
Does Dr. Darcy Williams accept Medicare assignment?
Yes. Dr. Darcy Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Darcy Williams commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99212); Removal of cataract with insertion of prosthetic lens (HCPCS 66984). Source: CMS Medicare Physician & Other Practitioners file.