What is Geoffrey Hahm's specialty?

Geoffrey Hahm (NPI 1871543942) is a Medicare-billing provider whose primary specialty is Pathology in Kettering, OH.

Where does Geoffrey Hahm practice?

Geoffrey Hahm practices in Kettering, OH, based on the location reported in the CMS Medicare provider datasets for NPI 1871543942.

How much does Medicare pay Geoffrey Hahm?

Geoffrey Hahm (NPI 1871543942) received approximately $153K in total Medicare Part B payments, serving 1,629 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1871543942

Geoffrey HahmM.D.

PathologyKettering, OHI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,792

Unique beneficiaries

—

Total services

4,272

Distinct HCPCS

Medicare payment

$149K

Peer benchmark

Total Medicare services vs. 492 Pathology providers in OH — top quintile (cohort median 1,492).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

100.0

Quality

16.0

Cost

77.8

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

1.05%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Geoffrey Hahm'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). 93 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
KETTERING MEDICAL CENTER	347	689
Digestivecare, Llc Ambulatory Surgical Center · Beavercreek, OH	236	256
Endoscopy Center Of Dayton North Llc Ambulatory Surgical Center · Dayton, OH	121	124
KETTERING MEDICAL CENTER	101	203
DAYTON OSTEOPATHIC HOSPITAL	96	169
Richard Mckenzie Diagnostic Radiology · Kettering, OH	75	118
GREENE MEMORIAL HOSPITAL INC	71	163
Jeffery Nielson Diagnostic Radiology · Kettering, OH	66	101
MIAMI VALLEY HOSPITAL	64	93
BUSCH, CALVERT	64	115
Bryan Kelley Certified Registered Nurse Anesthetist (CRNA) · Cincinnati, OH	57	57
Milton Nathan Cardiology · Miamisburg, OH	55	86

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events