PROVIDER PROFILE · NPI 1972758779

Sarah WittenrichM.D.

PRACTICESTUART BYER M.D. PASee all providers at this practice →

Internal MedicineVero Beach, FLI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

588

Unique beneficiaries

—

Total services

1,056

Distinct HCPCS

Medicare payment

$95K

Peer benchmark

Total Medicare services vs. 6,680 Internal Medicine providers in FL — above median (cohort median 727).

PRESCRIBING · PART D · 2024

Total Rx claims

187

Beneficiaries

—

Total drug cost

$9K

Distinct drugs

Brand share

15.0%

Top prescribed drugs

Furosemide22 claims

Metoprolol Succinate22 claims

Prednisone18 claims

Pantoprazole Sodium18 claims

Oxycodone Hcl15 claims

QUALITY · MIPS · 2024

Final MIPS score

92.3

Quality

80.2

Cost

0.0

Improvement activities

40.0

Promoting interop.

99.2

Payment adjustment

0.73%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Sarah Wittenrich'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). 71 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
INDIAN RIVER MEMORIAL HOSPITAL INC	482	2,627
County Of Indian River Ambulance Service Provider · Vero Beach, FL	249	1,024
ARMSTEAD, ADAM	129	622
COLELLA, JAY	123	682
Katie Owens Internal Medicine · Mattituck, NY	122	1,068
Robert Bisset Diagnostic Radiology · Vero Beach, FL	107	530
John Holmes Diagnostic Radiology · Vero Beach, FL	104	484
PECHTER, RICHARD	102	425
Caroline Kedem Diagnostic Radiology · Vero Beach, FL	98	374
George Puskar Diagnostic Radiology · Vero Beach, FL	97	494
Charles Callahan Infectious Disease · Cape Coral, FL	78	1,023
Peter Joyce Diagnostic Radiology · Vero Beach, FL	77	322

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