What is Dorothy Shum's specialty?

Dorothy Shum (NPI 1548469075) is a Medicare-billing provider whose primary specialty is Diagnostic Radiology in San Francisco, CA.

Where does Dorothy Shum practice?

Dorothy Shum practices in San Francisco, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1548469075.

How much does Medicare pay Dorothy Shum?

Dorothy Shum (NPI 1548469075) received approximately $32K in total Medicare Part B payments, serving 899 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1548469075

Dorothy ShumM.D.

PRACTICEUCSFSee all providers at this practice →

Diagnostic RadiologySan Francisco, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,004

Unique beneficiaries

—

Total services

1,022

Distinct HCPCS

Medicare payment

$29K

Peer benchmark

Total Medicare services vs. 3,474 Diagnostic Radiology providers in CA — below median (cohort median 2,975).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

84.9

Quality

81.1

Cost

71.5

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.42%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Dorothy Shum'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). 50 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Gordon Fung Cardiology · San Francisco, CA	125	261
Derek Sun Diagnostic Radiology · San Francisco, CA	61	103
CITY & COUNTY OF SAN FRANCISCO	51	116
City & County Of San Francisco Ambulance Service Provider · San Francisco, CA	36	46
Marshall Stoller Urology · San Francisco, CA	33	90
Theodore Kurtz Pathology · San Francisco, CA	26	66
KILLEBREW, ELLEN	25	39
NPI 1487694121	24	37
NPI 1447682380	24	81
American Medical Response West Ambulance Service Provider · San Francisco, CA	22	29
Vasishta Tatapudi Nephrology · New York, NY	21	57
John Mongan Diagnostic Radiology · San Francisco, CA	20	36

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