What is Lori Grenich's specialty?

Lori Grenich (NPI 1871586040) is a Medicare-billing provider whose primary specialty is Nurse Practitioner in Columbiana, OH.

Where does Lori Grenich practice?

Lori Grenich practices in Columbiana, OH, based on the location reported in the CMS Medicare provider datasets for NPI 1871586040.

How much does Medicare pay Lori Grenich?

Lori Grenich (NPI 1871586040) received approximately $7K in total Medicare Part B payments, serving 38 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1871586040

Lori GrenichMS, MSN, RN, CNP

PRACTICEMERCY HEALTH PHYSICIANS YOUNGSTOWN LLCSee all providers at this practice →

Nurse PractitionerColumbiana, OHI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$4K

Peer benchmark

Total Medicare services vs. 10,868 Nurse Practitioner providers in OH — below median (cohort median 219).

PRESCRIBING · PART D · 2024

Total Rx claims

11,234

Beneficiaries

—

Total drug cost

$1.7M

Distinct drugs

143

Brand share

26.6%

Top prescribed drugs

Atorvastatin Calcium623 claims

Rosuvastatin Calcium540 claims

Amlodipine Besylate493 claims

Metoprolol Succinate373 claims

Valsartan358 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$331

Payment records

By payment type

Food and Beverage$331

Top paying entities

Food and Beverage$331

REFERRAL NETWORK

Where Lori Grenich'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). 6 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Lori Crowl Family Practice · Columbiana, OH	38	287
Adam Crouch Diagnostic Radiology · Youngstown, OH	29	64
David Baer Podiatry · Columbiana, OH	21	72
Peter Apicella Diagnostic Radiology · Salem, OH	19	31
Rex Jennings Diagnostic Radiology · Louisville, KY	16	26
Jason Griffith Diagnostic Radiology · Warren, MI	14	28

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