PROVIDER PROFILE · NPI 1629051917

Katherine QuanM.D.

PRACTICEEAST VALLEY DERMATOLOGY CENTERSee all providers at this practice →

Micrographic Dermatologic SurgeryChandler, AZI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

461

Unique beneficiaries

—

Total services

500

Distinct HCPCS

Medicare payment

$169K

Peer benchmark

Total Medicare services vs. 9 Micrographic Dermatologic Surgery providers in AZ — bottom quintile (cohort median 2,219).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$121

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Cephalexin32 claims

QUALITY · MIPS · 2024

Final MIPS score

87.5

Quality

88.2

Cost

74.0

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.53%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$115

Payment records

By payment type

Food and Beverage$115

REFERRAL NETWORK

Where Katherine Quan'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). 4 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Ameripath Tucson Inc Clinical Laboratory · Tucson, AZ	78	112
Rosemary Geary Dermatology · Chandler, AZ	34	49
Ryan Falsey Dermatology · Chandler, AZ	28	47
Catherine Chen-Tsai Dermatology · Gilbert, AZ	14	20

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