PROVIDER PROFILE · NPI 1205065646

Gregory OldhamM.D.

PRACTICECHESTER COUNTY EYE CARE ASSOC PCSee all providers at this practice →

OphthalmologyWest Chester, PAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

5,565

Unique beneficiaries

—

Total services

6,047

Distinct HCPCS

Medicare payment

$582K

Peer benchmark

Total Medicare services vs. 810 Ophthalmology providers in PA — top quintile (cohort median 1,854).

PRESCRIBING · PART D · 2024

Total Rx claims

3,421

Beneficiaries

—

Total drug cost

$387K

Distinct drugs

Brand share

29.6%

Top prescribed drugs

Latanoprost1,066 claims

Timolol Maleate431 claims

Prednisolone Acetate422 claims

Dorzolamide Hcl/Timolol Maleat395 claims

Bimatoprost229 claims

QUALITY · MIPS · 2024

Final MIPS score

93.0

Quality

100.0

Cost

76.5

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.76%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$401

Payment records

By payment type

Food and Beverage$401

REFERRAL NETWORK

Where Gregory Oldham's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 16 inbound referrers · 21 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
WEST GROVE HOSPITAL COMPANY LLC	105	270
CHESTER COUNTY HOSPITAL	68	149
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Norristown, PA	59	154
Tonya Via Certified Registered Nurse Anesthetist (CRNA) · Tuscaloosa, AL	43	170
Tariq Quraishi Diagnostic Radiology · Wilmington, DE	23	34
CALLAHAN, DAVID	22	82
Qiping Chen Anesthesiology · Houston, TX	20	71
Karl Zimmerman Internal Medicine · Kennett Square, PA	20	42
CHRISTIANA CARE HEALTH SERVICES, INC.	17	45
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	16	34
Daniel Duran Family Practice · West Grove, PA	16	33
Steven Kattler Podiatry · Parkesburg, PA	15	18

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
WEST GROVE HOSPITAL COMPANY LLC	139	554
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Norristown, PA	58	129
CHESTER COUNTY HOSPITAL	55	112
Patrick Young Anesthesiology · West Grove, PA	44	208
Scott Wilcher Certified Registered Nurse Anesthetist (CRNA) · West Grove, PA	39	169
Michael Duzy Cardiology · Kennett Square, PA	33	72
CALLAHAN, DAVID	22	61
Tariq Quraishi Diagnostic Radiology · Wilmington, DE	21	25
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	20	44
Tonya Via Certified Registered Nurse Anesthetist (CRNA) · Tuscaloosa, AL	19	33
Michael Ward Otolaryngology · West Grove, PA	19	26
CHRISTIANA CARE HEALTH SERVICES, INC.	18	45

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history