What is Charles Shafer's specialty?

Charles Shafer (NPI 1720052228) is a Medicare-billing provider whose primary specialty is Family Practice in Sioux Falls, SD.

Where does Charles Shafer practice?

Charles Shafer practices in Sioux Falls, SD, based on the location reported in the CMS Medicare provider datasets for NPI 1720052228.

How much does Medicare pay Charles Shafer?

Charles Shafer (NPI 1720052228) received approximately $20K in total Medicare Part B payments, serving 125 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1720052228

Charles ShaferM.D.

PRACTICECENTER FOR FAMILY MEDICINESee all providers at this practice →

Family PracticeSioux Falls, SDI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

270

Unique beneficiaries

—

Total services

427

Distinct HCPCS

Medicare payment

$16K

Peer benchmark

Total Medicare services vs. 363 Family Practice providers in SD — above median (cohort median 411).

PRESCRIBING · PART D · 2024

Total Rx claims

3,542

Beneficiaries

—

Total drug cost

$1.2M

Distinct drugs

Brand share

28.4%

Top prescribed drugs

Atorvastatin Calcium306 claims

Amlodipine Besylate173 claims

Levothyroxine Sodium144 claims

Metformin Hcl137 claims

Bictegrav/Emtricit/Tenofov Ala109 claims

QUALITY · MIPS · 2024

Final MIPS score

95.9

Quality

96.5

Cost

75.5

Improvement activities

40.0

Promoting interop.

99.0

Payment adjustment

0.88%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Charles Shafer'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). 3 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Mark Huntington Family Practice · Sioux Falls, SD	15	34
Joseph Jordahl Diagnostic Radiology · Sioux Falls, SD	11	17
James Wilde Family Practice · Sioux Falls, SD	11	45

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