What is Mark Knapp's specialty?

Mark Knapp (NPI 1952359549) is a Medicare-billing provider whose primary specialty is Hematology-Oncology in Columbus, OH.

Where does Mark Knapp practice?

Mark Knapp practices in Columbus, OH, based on the location reported in the CMS Medicare provider datasets for NPI 1952359549.

How much does Medicare pay Mark Knapp?

Mark Knapp (NPI 1952359549) received approximately $1.2M in total Medicare Part B payments, serving 412 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1952359549

Mark KnappMD

PRACTICEMID OHIO ONCOLOGY/HEMATOLOGYSee all providers at this practice →

Hematology-OncologyColumbus, OHI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,228

Unique beneficiaries

—

Total services

9,292

Distinct HCPCS

Medicare payment

$181K

Peer benchmark

Total Medicare services vs. 331 Hematology-Oncology providers in OH — top quintile (cohort median 797).

PRESCRIBING · PART D · 2024

Total Rx claims

663

Beneficiaries

—

Total drug cost

$4.9M

Distinct drugs

Brand share

46.2%

Top prescribed drugs

Lenalidomide111 claims

Hydroxyurea110 claims

Dexamethasone65 claims

Ibrutinib36 claims

Pomalidomide34 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$15K

Payment records

By payment type

Consulting Fee$7K

Honoraria$5K

Travel and Lodging$2K

Food and Beverage$746

Top paying entities

Consulting Fee$7K

Honoraria$5K

Travel and Lodging$2K

Food and Beverage$746

REFERRAL NETWORK

Where Mark Knapp'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 · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Pathology Laboratories, Inc. Clinical Laboratory · Toledo, OH	223	2,881
August Orsinelli Diagnostic Radiology · Columbus, OH	33	123
ELWOOD, PATRICK	29	121
THOMPSON, MARK	19	108
SUBISAK, DANIEL	19	36
Gerald Smidebush Diagnostic Radiology · Columbus, OH	18	29
OHIOHEALTH CORPORATION	18	34
OHIO STATE UNIVERSITY HOSPITALS	16	34
Mark Segal Hematology-Oncology · Columbus, OH	15	76
Amit Majmudar Diagnostic Radiology · Cleveland, OH	14	31
PROBST, STEPHEN	14	23
MOUNT CARMEL HEALTH SYSTEM	14	34

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