What is Katharine Ball's specialty?

Katharine Ball (NPI 1801004650) is a Medicare-billing provider whose primary specialty is Dermatology in Saratoga, CA.

Where does Katharine Ball practice?

Katharine Ball practices in Saratoga, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1801004650.

How much does Medicare pay Katharine Ball?

Katharine Ball (NPI 1801004650) received approximately $734K in total Medicare Part B payments, serving 1,115 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1801004650

Katharine BallM.D.

DermatologySaratoga, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,758

Unique beneficiaries

—

Total services

7,458

Distinct HCPCS

Medicare payment

$685K

Peer benchmark

Total Medicare services vs. 1,546 Dermatology providers in CA — top quintile (cohort median 2,504).

PRESCRIBING · PART D · 2024

Total Rx claims

643

Beneficiaries

—

Total drug cost

$20K

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Ketoconazole125 claims

Triamcinolone Acetonide107 claims

Cephalexin102 claims

Fluocinonide76 claims

Clobetasol Propionate44 claims

QUALITY · MIPS · 2024

Final MIPS score

85.3

Quality

90.8

Cost

71.1

Improvement activities

40.0

Promoting interop.

87.0

Payment adjustment

0.44%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$1K

Payment records

By payment type

Food and Beverage$1K

Education$72

Top paying entities

Food and Beverage$1K

Education$72

REFERRAL NETWORK

Where Katharine Ball'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). 9 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Orchard Creek Surgery Center Ambulatory Surgical Center · San Jose, CA	64	166
GOOD SAMARITAN HOSPITAL, L.P.	40	70
NPI 1447682380	26	42
Livia Van Dermatology · San Jose, CA	21	41
Susan Wolf Dermatology · San Mateo, CA	21	34
Anjali Morales Dermatology · Mountain View, CA	20	35
Edmund Tai Hematology-Oncology · Mountain View, CA	16	62
EL CAMINO HOSPITAL	13	20
WEST COAST CLINICAL LABORATORIES, INC.	12	25

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