Doctor profile · Federal record

Dr. Gregory Oldham, M.D.

Ophthalmology Physician (CMS: Ophthalmology) · Glaucoma Specialist (Ophthalmology) Physician · West Chester, PA

  • NPI 1205065646
  • Accepts Medicare
  • MIPS 95.3 / 100 · 2023
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
915 Old Fern Hill RD Bldg B Ste 200
West Chester, PA 193804269
(610) 696-1230
fax (610) 696-2341

Credentials & registration

NPPES · NUCC
NPI registered
July 2009 — 17 yrs on file
Profile last updated
October 10, 2020
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
Pennsylvania #MD450544
Medicaid
PA #102929690

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205065646. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
6,269
Distinct HCPCS
10
Medicare allowed
$762,992
HCPCS Description Services Patients Avg allowed
92250 Photography of the retina 883 857 $38
99214 Established patient office or other outpatient visit, 30-39 minutes 828 763 $133
92083 Exam of visual field with extended testing 620 610 $66
92136 Measurement of corneal curvature and depth of eye 595 379 $41
99213 Established patient office or other outpatient visit, 20-29 minutes 535 459 $94
92020 Exam of the internal drainage system of eye 481 481 $29
66984 Removal of cataract with insertion of prosthetic lens 472 267 $508
92133 Imaging of optic nerve 339 317 $37
92014 Established patient complete exam of visual system 319 318 $133
92134 Imaging of retina 309 300 $40

In context: peer comparison

Among 5 peers in West Chester Ophthalmology Physician, average services per provider: 217. This provider delivers 29× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$401
Transactions
18
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 12 $236.67
Alcon Vision LLC 4 $125.72
Glaukos Corporation 2 $38.57

By nature of payment

Food and Beverage
$401

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,029
Patients
1,142
Total drug cost
$332,372
Drug Type Claims Patients Total cost
Latanoprost Generic 963 293 $20,193
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 409 124 $13,735
Timolol Maleate Generic 394 127 $7,546
Prednisolone Acetate Generic 342 249 $12,031
Lumigan (Bimatoprost) Brand 228 68 $144,386
Dorzolamide Hcl Generic 134 43 $4,927
Brimonidine Tartrate Generic 115 45 $5,430
Alphagan P (Brimonidine Tartrate) Brand 81 24 $58,299
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 74 49 $792
Erythromycin (Erythromycin Base) Brand 73 54 $740

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Oldham's medical specialty?
Dr. Gregory Oldham practices Ophthalmology Physician in West Chester, PA.
Where does Dr. Gregory Oldham practice?
Dr. Gregory Oldham practices at 915 Old Fern Hill RD Bldg B Ste 200, West Chester, PA 193804269. Office phone: 6106961230.
What is Dr. Gregory Oldham's NPI?
Dr. Gregory Oldham's National Provider Identifier (NPI) is 1205065646, issued by NPPES.
Does Dr. Gregory Oldham accept Medicare assignment?
Yes. Dr. Gregory Oldham accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Oldham commonly perform?
Top Medicare-reported procedures in 2023: Photography of the retina (HCPCS 92250); Established patient office or other outpatient visit (HCPCS 99214); Exam of visual field with extended testing (HCPCS 92083). Source: CMS Medicare Physician & Other Practitioners file.