What is Karen Ballen's specialty?

Karen Ballen (NPI 1821089558) is a Medicare-billing provider whose primary specialty is Hematopoietic Cell Transplantation and Cellular Therapy in Falls Church, VA.

Where does Karen Ballen practice?

Karen Ballen practices in Falls Church, VA, based on the location reported in the CMS Medicare provider datasets for NPI 1821089558.

How much does Medicare pay Karen Ballen?

Karen Ballen (NPI 1821089558) received approximately $38K in total Medicare Part B payments, serving 135 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1821089558

Karen BallenMD

PRACTICEPULMMED LLCSee all providers at this practice →

Hematopoietic Cell Transplantation and Cellular TherapyFalls Church, VAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

269

Unique beneficiaries

—

Total services

592

Distinct HCPCS

Medicare payment

$35K

Peer benchmark

Total Medicare services vs. 4 Hematopoietic Cell Transplantation and Cellular Therapy providers in VA — above median (cohort median 612).

PRESCRIBING · PART D · 2024

Total Rx claims

317

Beneficiaries

—

Total drug cost

$696K

Distinct drugs

Brand share

26.2%

Top prescribed drugs

Acyclovir87 claims

Ruxolitinib Phosphate40 claims

Prednisone33 claims

Pantoprazole Sodium29 claims

Atovaquone27 claims

QUALITY · MIPS · 2024

Final MIPS score

86.5

Quality

79.8

Cost

75.1

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.48%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$1K

Payment records

By payment type

Food and Beverage$1K

Education$100

Gift$82

Top paying entities

Food and Beverage$1K

Education$100

Gift$82

REFERRAL NETWORK

Where Karen Ballen'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
THE GENERAL HOSPITAL CORPORATION	155	4,332
Philip Amrein Medical Oncology · Boston, MA	49	823
Robert Hasserjian Pathology · Boston, MA	38	227
Valentina Nardi Pathology · Boston, MA	23	133
PATTI, JOHN	16	59
Hanno Hock Hematology-Oncology · Boston, MA	15	221
Matthew Gilman Diagnostic Radiology · Boston, MA	15	57
Anthony Iafrate Pathology · Boston, MA	15	118
Abner Louissaint Pathology · Boston, MA	14	92
LENNERZ, JOCHEN	14	83
Ajay Singh Diagnostic Radiology · Boston, MA	13	73
Joanne Shepard Diagnostic Radiology · Boston, MA	12	46

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