Doctor profile · Federal record

Dr. Christine Callahan, MD

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

  • NPI 1811910581
  • Accepts Medicare
  • MIPS 71.8 / 100 · 2023
  • 27 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
500 University Dr
Hershey, PA 170332360
(717) 531-5690
fax (717) 531-5009
Mailing address
Po Box 858, Mc A410
Hershey, PA 170330858

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
April 7, 2017
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207W00000X — NUCC code
State licenses (2)
Pennsylvania #MD437982 · Florida #ME87870
Medicaid (2)
PA #1024918690001 · FL #267976100

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811910581. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,132
Distinct HCPCS
9
Medicare allowed
$63,834
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 351 340 $74
92012 Established patient problem focused exam of visual system 271 212 $49
92133 Imaging of optic nerve 237 236 $21
92083 Exam of visual field with extended testing 135 135 $26
92020 Exam of the internal drainage system of eye 41 37 $20
92136 Measurement of corneal curvature and depth of eye 39 29 $29
66984 Removal of cataract with insertion of prosthetic lens 27 18 $512
92134 Imaging of retina 16 15 $24
76514 Ultrasound scan of cornea to determine thickness 15 15 $8

In context: peer comparison

Among 3 peers in Hershey Ophthalmology Physician, average services per provider: 120. This provider delivers 9.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$5,418
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Carl Zeiss Meditec Digital Innovations LLC 1 $5,418.48

By nature of payment

Debt Forgiveness
$5,418

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,168
Patients
681
Total drug cost
$156,762
Drug Type Claims Patients Total cost
Latanoprost Generic 631 164 $12,600
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 332 85 $10,033
Timolol Maleate Generic 299 93 $10,838
Prednisolone Acetate Generic 240 109 $8,939
Ketorolac Tromethamine Generic 127 68 $2,154
Moxifloxacin (Moxifloxacin Hcl) Brand 120 59 $3,369
Brimonidine Tartrate Generic 102 32 $14,413
Travoprost Generic 47 12 $11,966
Dorzolamide Hcl Generic 46 13 $1,761
Combigan (Brimonidine Tartrate/Timolol) Brand 45 11 $17,635

Frequently asked questions

Auto-generated from federal data
What is Dr. Christine Callahan's medical specialty?
Dr. Christine Callahan practices Ophthalmology Physician in Hershey, PA.
Where does Dr. Christine Callahan practice?
Dr. Christine Callahan practices at 500 University Dr, Hershey, PA 170332360. Office phone: 7175315690.
What is Dr. Christine Callahan's NPI?
Dr. Christine Callahan's National Provider Identifier (NPI) is 1811910581, issued by NPPES.
Does Dr. Christine Callahan accept Medicare assignment?
Yes. Dr. Christine Callahan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christine Callahan commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Established patient problem focused exam of visual system (HCPCS 92012); Imaging of optic nerve (HCPCS 92133). Source: CMS Medicare Physician & Other Practitioners file.