PROVIDER PROFILE · NPI 1295805075

Karin JohnsonMD

Sleep MedicineSpringfield, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

609

Unique beneficiaries

—

Total services

715

Distinct HCPCS

Medicare payment

$37K

Peer benchmark

Total Medicare services vs. 23 Sleep Medicine providers in MA — top quintile (cohort median 449).

PRESCRIBING · PART D · 2024

Total Rx claims

343

Beneficiaries

—

Total drug cost

$861K

Distinct drugs

Brand share

30.3%

Top prescribed drugs

Zolpidem Tartrate42 claims

Gabapentin36 claims

Ropinirole Hcl33 claims

Clonazepam32 claims

Dextroamphetamine/Amphetamine29 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$212

Payment records

By payment type

Food and Beverage$212

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (2)

CCN 220016

Hospital

CCN 220077

Hospital

REFERRAL NETWORK

Where Karin Johnson'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). 10 inbound referrers · 15 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
BAYSTATE MEDICAL CENTER INC	194	577
Joan Bach Nurse Practitioner · Springfield, MA	38	94
BRODER, MARTIN	27	41
THE MERCY HOSPITAL INC	23	37
BACH, NEIL	16	25
Katarzyna Lameka Diagnostic Radiology · New York, NY	14	17
Rhett Krause Diagnostic Radiology · Springfield, MA	12	13
Vandita Johari Pathology · Springfield, MA	12	26
COOLEY DICKINSON HOSPITAL INC	11	64
Marshal Fox Clinical Cardiac Electrophysiology · Springfield, MA	11	15

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
BAYSTATE MEDICAL CENTER INC	272	882
BAYSTATE MEDICAL CENTER INC	104	352
Joan Bach Nurse Practitioner · Springfield, MA	63	150
System Coordinated Services, Inc Clinical Laboratory · Springfield, MA	25	58
THE MERCY HOSPITAL INC	21	28
BRODER, MARTIN	19	28
HOLYOKE MEDICAL CENTER, INC.	18	76
BAYSTATE WING HOSPITAL CORPORATION	16	72
MEDCARE EMERGENCY HEALTH, INC.	16	17
BACH, NEIL	15	26
Mary Tenenbaum Diagnostic Radiology · Boston, MA	14	21
COOLEY DICKINSON HOSPITAL INC	12	47

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