What is John Hahn's specialty?

John Hahn (NPI 1548260961) is a Medicare-billing provider whose primary specialty is Ophthalmology in Sterling, IL.

Where does John Hahn practice?

John Hahn practices in Sterling, IL, based on the location reported in the CMS Medicare provider datasets for NPI 1548260961.

How much does Medicare pay John Hahn?

John Hahn (NPI 1548260961) received approximately $300K in total Medicare Part B payments, serving 1,517 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1548260961

John HahnM.D.

PRACTICECGH MEDICAL CENTERSee all providers at this practice →

OphthalmologySterling, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,754

Unique beneficiaries

—

Total services

4,146

Distinct HCPCS

Medicare payment

$297K

Peer benchmark

Total Medicare services vs. 667 Ophthalmology providers in IL — above median (cohort median 2,192).

PRESCRIBING · PART D · 2024

Total Rx claims

1,553

Beneficiaries

—

Total drug cost

$100K

Distinct drugs

Brand share

22.7%

Top prescribed drugs

Latanoprost634 claims

Timolol Maleate155 claims

Brimonidine Tartrate134 claims

Dorzolamide Hcl/Timolol Maleat127 claims

Bimatoprost74 claims

QUALITY · MIPS · 2024

Final MIPS score

36.8

Quality

0.0

Cost

72.6

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

-4.59%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$33

Payment records

By payment type

Food and Beverage$33

Top paying entities

Food and Beverage$33

REFERRAL NETWORK

Where John Hahn'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). 51 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
KATHERINE SHAW BETHEA HOSPITAL	200	1,125
COX, KERMIT	99	572
STYCZYNSKI, RICHARD	86	567
NPI 1467474213	79	439
GOPAL, RAJAN	73	417
BROWN, EUGENE	69	175
Eyas Youssef Cardiology · Lafayette, IN	61	280
Mir Alikhan Hematology-Oncology · Sterling, IL	54	339
Daniel Reimschiissel Certified Registered Nurse Anesthetist (CRNA) · Leesburg, FL	52	225
Edward Hanlon Optometry · Morrison, IL	43	206
GOPAL, SUMAN	41	410
Kim Treviranus Pulmonary Disease · Sterling, IL	39	223

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

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