What is Leah Mergen's specialty?

Leah Mergen (NPI 1023389392) is a Medicare-billing provider whose primary specialty is Physician Assistant in Sioux Falls, SD.

Where does Leah Mergen practice?

Leah Mergen practices in Sioux Falls, SD, based on the location reported in the CMS Medicare provider datasets for NPI 1023389392.

How much does Medicare pay Leah Mergen?

Leah Mergen (NPI 1023389392) received approximately $14K in total Medicare Part B payments, serving 131 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1023389392

Leah MergenPA-C

Physician AssistantSioux Falls, SDI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

171

Unique beneficiaries

—

Total services

228

Distinct HCPCS

Medicare payment

$12K

Peer benchmark

Total Medicare services vs. 496 Physician Assistant providers in SD — below median (cohort median 283).

PRESCRIBING · PART D · 2024

Total Rx claims

2,269

Beneficiaries

—

Total drug cost

$127K

Distinct drugs

Brand share

18.5%

Top prescribed drugs

Atorvastatin Calcium175 claims

Levothyroxine Sodium131 claims

Omeprazole108 claims

Losartan Potassium98 claims

Lisinopril90 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (2)

CCN 437084

Home health agency

CCN 430016

Hospital

REFERRAL NETWORK

Where Leah Mergen'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 · 8 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Tabitha Ammann Nurse Practitioner · Sioux Falls, SD	26	60
Katelin Soodsma Nurse Practitioner · Sioux Falls, SD	24	48
CITY OF BROOKINGS	11	27

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
AVERA MCKENNAN	293	1,153
Matthew Barker Obstetrics & Gynecology · Sioux Falls, SD	220	709
Tabitha Ammann Nurse Practitioner · Sioux Falls, SD	38	74
SANFORD MEDICAL CENTER	30	87
Katelin Soodsma Nurse Practitioner · Sioux Falls, SD	20	40
CITY OF BROOKINGS	11	32
AVERA QUEEN OF PEACE	11	35
Avera Mckennan Clinical Laboratory · Sioux Falls, SD	11	15

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