What is Mariette Riemann's specialty?

Mariette Riemann (NPI 1982637468) is a Medicare-billing provider whose primary specialty is Emergency Medicine in Charlotte, NC.

Where does Mariette Riemann practice?

Mariette Riemann practices in Charlotte, NC, based on the location reported in the CMS Medicare provider datasets for NPI 1982637468.

How much does Medicare pay Mariette Riemann?

Mariette Riemann (NPI 1982637468) received approximately $20K in total Medicare Part B payments, serving 113 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1982637468

Mariette RiemannMD

Emergency MedicineCharlotte, NCI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

193

Unique beneficiaries

—

Total services

469

Distinct HCPCS

Medicare payment

$15K

Peer benchmark

Total Medicare services vs. 1,499 Emergency Medicine providers in NC — above median (cohort median 350).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$19K

Distinct drugs

Brand share

52.5%

Top prescribed drugs

Doxycycline Hyclate38 claims

Collagenase Clostridium Hist.16 claims

Amoxicillin/Potassium Clav14 claims

Sulfamethoxazole/Trimethoprim12 claims

QUALITY · MIPS · 2024

Final MIPS score

100.0

Quality

13.6

Cost

75.5

Improvement activities

40.0

Promoting interop.

99.0

Payment adjustment

1.05%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Mariette Riemann'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). 26 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
CAROLINAS MEDICAL CENTER	423	966
Mecklenburg Emergency Medical Services Agency Ambulance Service Provider · Charlotte, NC	138	369
CAROLINAS MEDICAL CENTER	106	306
Anita Hoyt Physician Assistant · Mooresville, NC	46	63
Lisa Brown Physician Assistant · Charlotte, NC	26	31
Frank Valeri Cardiology · Charlotte, NC	23	61
Dominique Falewee Cardiology · Charlotte, NC	22	78
CAROLINAS MEDICAL CENTER	20	57
STOUT, RYAN	19	21
James Ferris Diagnostic Radiology · Charlotte, NC	19	27
Yeonhee Lee Diagnostic Radiology · Charlotte, NC	19	30
Sima Mehta Internal Medicine · Charlotte, NC	18	48

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