PROVIDER PROFILE · NPI 1104805902

Charles ShangMD

Internal MedicineGrass Valley, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

4,894

Unique beneficiaries

—

Total services

10,348

Distinct HCPCS

Medicare payment

$740K

Peer benchmark

Total Medicare services vs. 10,499 Internal Medicine providers in CA — top quintile (cohort median 531).

PRESCRIBING · PART D · 2024

Total Rx claims

8,349

Beneficiaries

—

Total drug cost

$635K

Distinct drugs

133

Brand share

22.5%

Top prescribed drugs

Atorvastatin Calcium816 claims

Spironolactone435 claims

Metformin Hcl242 claims

Gabapentin238 claims

Duloxetine Hcl231 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$132

Payment records

By payment type

Food and Beverage$132

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (5)

Hospital

Hospital

Hospital

Hospital

Nursing home

REFERRAL NETWORK

Where Charles Shang'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). 1 inbound referrers · 2 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
HARRIS COUNTY HOSPITAL DISTRICT	29	71

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
HARRIS COUNTY HOSPITAL DISTRICT	38	114
Nasser Lakkis Interventional Cardiology · Mobile, AL	25	85

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