What is John Klein's specialty?

John Klein (NPI 1508842881) is a Medicare-billing provider whose primary specialty is Orthopedic Surgery in Tucson, AZ.

Where does John Klein practice?

John Klein practices in Tucson, AZ, based on the location reported in the CMS Medicare provider datasets for NPI 1508842881.

How much does Medicare pay John Klein?

John Klein (NPI 1508842881) received approximately $146K in total Medicare Part B payments, serving 293 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1508842881

John KleinMD

PRACTICEJOHN R. KLEIN MD, PCSee all providers at this practice →

Orthopedic SurgeryTucson, AZI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

697

Unique beneficiaries

—

Total services

7,218

Distinct HCPCS

Medicare payment

$124K

Peer benchmark

Total Medicare services vs. 454 Orthopedic Surgery providers in AZ — top quintile (cohort median 1,274).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$218

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Oxycodone Hcl49 claims

QUALITY · MIPS · 2024

Final MIPS score

97.5

Quality

95.0

Cost

0.0

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.95%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$114

Payment records

By payment type

Food and Beverage$114

Top paying entities

Food and Beverage$114

REFERRAL NETWORK

Where John Klein'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). 11 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
CARONDELET HEALTH NETWORK	39	86
Robert Burman Diagnostic Radiology · Denver, CO	30	54
BENSON HOSPITAL CORPORATION	19	50
Sachin Shroff Diagnostic Radiology · Tucson, AZ	18	25
Joshua Walsh Diagnostic Radiology · Tucson, AZ	14	16
Jenitza Serrano-Feliciano Family Practice · Marana, AZ	14	21
NORTHWEST HOSPITAL LLC	13	14
Guy Crawford Family Practice · Nogales, AZ	12	74
James Klein Colorectal Surgery (Proctology) · Tucson, AZ	11	25
NORTHERN COCHISE COMMUNITY HOSPITAL INC	11	51
TUNELL, ERIC	11	18

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