What is Charles Shang's specialty?

Charles Shang (NPI 1104805902) is a Medicare-billing provider whose primary specialty is Internal Medicine in Grass Valley, CA.

Where does Charles Shang practice?

Charles Shang practices in Grass Valley, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1104805902.

How much does Medicare pay Charles Shang?

Charles Shang (NPI 1104805902) received approximately $747K in total Medicare Part B payments, serving 1,214 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

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

Top paying entities

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events