What is Steven Kossman's specialty?

Steven Kossman (NPI 1477628634) is a Medicare-billing provider whose primary specialty is Hematology-Oncology in San Diego, CA.

Where does Steven Kossman practice?

Steven Kossman practices in San Diego, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1477628634.

How much does Medicare pay Steven Kossman?

Steven Kossman (NPI 1477628634) received approximately $538K in total Medicare Part B payments, serving 405 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1477628634

Steven KossmanM.D.

Hematology-OncologySan Diego, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

969

Unique beneficiaries

—

Total services

6,779

Distinct HCPCS

Medicare payment

$210K

Peer benchmark

Total Medicare services vs. 957 Hematology-Oncology providers in CA — above median (cohort median 4,173).

PRESCRIBING · PART D · 2024

Total Rx claims

121

Beneficiaries

—

Total drug cost

$203K

Distinct drugs

Brand share

10.7%

Top prescribed drugs

Azithromycin21 claims

Duloxetine Hcl17 claims

Ondansetron Hcl17 claims

Prochlorperazine Maleate15 claims

Letrozole13 claims

QUALITY · MIPS · 2024

Final MIPS score

94.9

Quality

0.0

Cost

11.0

Improvement activities

40.0

Promoting interop.

92.0

Payment adjustment

0.84%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$17

Payment records

By payment type

Food and Beverage$17

Top paying entities

Food and Beverage$17

REFERRAL NETWORK

Where Steven Kossman'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). 15 inbound referrers · 24 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SHARP MEMORIAL HOSPITAL	59	832
Unilab Corporation Clinical Laboratory · West Hills, CA	38	143
ALVARADO HOSPITAL, LLC	35	274
Shari Brazinsky Internal Medicine · San Diego, CA	25	315
Kosala Samarasinghe Internal Medicine · San Diego, CA	23	107
Erik Gilbertson Dermatology · La Mesa, CA	17	44
FRANCIS, DAVID	16	76
Scott Harman Diagnostic Radiology · San Diego, CA	15	40
NPI 1467524454	14	213
John Lubisich Diagnostic Radiology · San Diego, CA	13	91
Charles Kossman Internal Medicine · San Diego, CA	12	105
Perry Mansfield Otolaryngology · San Diego, CA	12	117

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	206	1,786
GROSSMONT HOSPITAL CORPORATION	75	647
Scripps Health Clinical Laboratory · San Diego, CA	45	443
SHARP MEMORIAL HOSPITAL	45	562
ALVARADO HOSPITAL, LLC	35	249
Consolidated Medical Bio-Analysis Inc Clinical Laboratory · Cypress, CA	32	607
Unilab Corporation Clinical Laboratory · West Hills, CA	27	119
Shari Brazinsky Internal Medicine · San Diego, CA	25	383
Erik Gilbertson Dermatology · La Mesa, CA	20	64
Kosala Samarasinghe Internal Medicine · San Diego, CA	19	82
Scott Harman Diagnostic Radiology · San Diego, CA	16	58
KORNBLIT, MURRAY	14	99

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