What is Chulhyun Ahn's specialty?

Chulhyun Ahn (NPI 1659691558) is a Medicare-billing provider whose primary specialty is Physical Medicine and Rehabilitation in Danville, PA.

Where does Chulhyun Ahn practice?

Chulhyun Ahn practices in Danville, PA, based on the location reported in the CMS Medicare provider datasets for NPI 1659691558.

How much does Medicare pay Chulhyun Ahn?

Chulhyun Ahn (NPI 1659691558) received approximately $32K in total Medicare Part B payments, serving 266 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1659691558

Chulhyun AhnM.D.

PRACTICEGEISINGER CLINICSee all providers at this practice →

Physical Medicine and RehabilitationDanville, PAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

363

Unique beneficiaries

—

Total services

487

Distinct HCPCS

Medicare payment

$27K

Peer benchmark

Total Medicare services vs. 494 Physical Medicine and Rehabilitation providers in PA — below median (cohort median 1,202).

PRESCRIBING · PART D · 2024

Total Rx claims

278

Beneficiaries

—

Total drug cost

$5K

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Baclofen67 claims

Gabapentin63 claims

Tizanidine Hcl52 claims

Duloxetine Hcl40 claims

Meloxicam28 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Chulhyun Ahn'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). 59 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
GOOD SHEPHERD REHABILITATION HOSPITAL	97	134
James Daley Physical Medicine and Rehabilitation · Allentown, PA	84	239
LEHIGH VALLEY HOSPITAL	61	148
Kristen Duffy Nurse Practitioner · Sacramento, CA	38	86
Michael Zager Internal Medicine · Allentown, PA	37	98
ST LUKES HOSPITAL	36	117
Radha Kothapalli Hospitalist · Mesa, AZ	32	230
Venkata Kenguva Internal Medicine · Saint Louis, MO	32	218
Suann Chen Physical Medicine and Rehabilitation · Brick, NJ	29	78
Rupashree Vinay Hospitalist · Easton, PA	29	334
SCHIAVONE, JOSEPH	29	115
Mahesh Krishnamurthy Hospitalist · Easton, PA	28	247

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