What is John Hammerstein's specialty?

John Hammerstein (NPI 1265573307) is a Medicare-billing provider whose primary specialty is Orthopedic Surgery in Linton, IN.

Where does John Hammerstein practice?

John Hammerstein practices in Linton, IN, based on the location reported in the CMS Medicare provider datasets for NPI 1265573307.

How much does Medicare pay John Hammerstein?

John Hammerstein (NPI 1265573307) received approximately $123K in total Medicare Part B payments, serving 295 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1265573307

John HammersteinM.D.

Orthopedic SurgeryLinton, INI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

951

Unique beneficiaries

—

Total services

4,380

Distinct HCPCS

Medicare payment

$94K

Peer benchmark

Total Medicare services vs. 453 Orthopedic Surgery providers in IN — top quintile (cohort median 1,738).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$432

Distinct drugs

Brand share

61.2%

Top prescribed drugs

Hydrocodone/Acetaminophen41 claims

Methylprednisolone26 claims

QUALITY · MIPS · 2024

Final MIPS score

75.9

Quality

75.3

Cost

0.0

Improvement activities

40.0

Promoting interop.

65.0

Payment adjustment

0.04%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$18

Payment records

By payment type

Food and Beverage$18

Top paying entities

Food and Beverage$18

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (2)

CCN 157597

Home health agency

CCN 151317

Hospital

REFERRAL NETWORK

Where John Hammerstein'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). 14 inbound referrers · 30 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
COMMUNITY MEDICAL CENTER INC	138	506
RCHP BILLINGS - MISSOULA LLC	79	271
PROVIDENCE HEALTH & SERVICES MT	46	126
Stephen Kemple Anesthesiology · Missoula, MT	33	122
DAVIS, WAYNE	32	80
Paul Eikens Diagnostic Radiology · Missoula, MT	24	50
Kyle Dale Diagnostic Radiology · Missoula, MT	24	56
DOUGHERTY, SARSFIELD	20	43
Mark Elliott Diagnostic Radiology · Missoula, MT	17	44
Providence Surgery Center Ambulatory Surgical Center · Missoula, MT	17	31
TRYHUS, MICHAEL	15	25
Joel Brake Diagnostic Radiology · Missoula, MT	14	48

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
COMMUNITY MEDICAL CENTER INC	144	681
RCHP BILLINGS - MISSOULA LLC	96	400
Nicole Swartz Nurse Practitioner · Missoula, MT	76	444
Big Sky Surgery Center, Llc Ambulatory Surgical Center · Missoula, MT	63	106
Patrick Danaher Anesthesiology · Missoula, MT	57	152
Richard Dahlen Diagnostic Radiology · Missoula, MT	43	121
PROVIDENCE HEALTH & SERVICES MT	40	117
Anthony D'amico Diagnostic Radiology · Missoula, MT	39	99
Stephen Kemple Anesthesiology · Missoula, MT	33	96
Kyle Dale Diagnostic Radiology · Missoula, MT	28	84
David Bauer Diagnostic Radiology · Missoula, MT	26	58
DOUGHERTY, SARSFIELD	25	68

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