Doctor profile · Federal record

Dr. David Williams, M.D.

Ophthalmology Physician (CMS: Ophthalmology) · Ophthalmology Physician · Ophthalmology Physician · Elizabethtown, PA

  • NPI 1821176959
  • Accepts Medicare
  • 21 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1676 S Market St
Elizabethtown, PA 170222853
(717) 361-9727
fax (717) 361-2460
Additional location
233 W Penn Ave
Cleona, PA 170423230
(717) 272-0581
fax (717) 274-5889
Mailing address
233 W Penn Ave
Cleona, PA 170423230

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
December 17, 2024
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207W00000X — NUCC code
State licenses (3)
Pennsylvania #MD439951 · Florida #TRN9942 · Florida #ME103721

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821176959. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,512
Distinct HCPCS
10
Medicare allowed
$276,035
HCPCS Description Services Patients Avg allowed
92012 Established patient problem focused exam of visual system 689 622 $85
92014 Established patient complete exam of visual system 524 489 $120
92136 Measurement of corneal curvature and depth of eye 317 173 $22
92134 Imaging of retina 211 203 $38
92133 Imaging of optic nerve 188 165 $34
92083 Exam of visual field with extended testing 162 158 $59
66984 Removal of cataract with insertion of prosthetic lens 160 97 $511
92004 New patient complete exam of visual system 140 140 $143
66821 Removal of recurring cataract in lens capsule using a laser 52 43 $312
92002 New patient problem focused exam of visual system 32 32 $81

In context: peer comparison

Among 1 peers in Elizabethtown Ophthalmology Physician, average services per provider: 209. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$100
Transactions
5
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 2 $40.42
Tarsus Pharmaceuticals, INC. 1 $23.80
Bausch & Lomb Americas INC. 1 $21.89
Sun Pharmaceutical Industries INC. 1 $13.63

By nature of payment

Food and Beverage
$100

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
712
Patients
244
Total drug cost
$66,592
Drug Type Claims Patients Total cost
Latanoprost Generic 299 85 $5,410
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 119 34 $2,473
Timolol Maleate Generic 73 28 $1,061
Lumigan (Bimatoprost) Brand 47 15 $25,641
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 39 31 $568
Erythromycin (Erythromycin Base) Brand 34 29 $364
Prednisolone Acetate Generic 34 22 $1,903
Brimonidine Tartrate-Timolol (Brimonidine Tartrate/Timolol) Brand 20 0 $4,437
Brimonidine Tartrate Generic 17 0 $2,864
Brinzolamide Generic 16 0 $6,753

Frequently asked questions

Auto-generated from federal data
What is Dr. David Williams's medical specialty?
Dr. David Williams practices Ophthalmology Physician in Elizabethtown, PA.
Where does Dr. David Williams practice?
Dr. David Williams practices at 1676 S Market St, Elizabethtown, PA 170222853. Office phone: 7173619727.
What is Dr. David Williams's NPI?
Dr. David Williams's National Provider Identifier (NPI) is 1821176959, issued by NPPES.
Does Dr. David Williams accept Medicare assignment?
Yes. Dr. David Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Williams commonly perform?
Top Medicare-reported procedures in 2023: Established patient problem focused exam of visual system (HCPCS 92012); Established patient complete exam of visual system (HCPCS 92014); Measurement of corneal curvature and depth of eye (HCPCS 92136). Source: CMS Medicare Physician & Other Practitioners file.