What is Marianne Gregorich's specialty?

Marianne Gregorich (NPI 1861727653) is a Medicare-billing provider whose primary specialty is Nurse Practitioner in Indian Wells, CA.

Where does Marianne Gregorich practice?

Marianne Gregorich practices in Indian Wells, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1861727653.

How much does Medicare pay Marianne Gregorich?

Medicare Part B utilization, prescribing (Part D), MIPS quality scores, and industry payments for Marianne Gregorich (NPI 1861727653) are detailed on this CareTrace profile.

PROVIDER PROFILE · NPI 1861727653

Marianne Gregorich

PRACTICEHMG UROLOGY PCSee all providers at this practice →

Nurse PractitionerIndian Wells, CAI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Marianne Gregorich'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). 10 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
HENRY FORD HEALTH ST. JOHN HOSPITAL	119	1,273
Jerome Seid Hematology-Oncology · Grosse Pointe Woods, MI	50	778
Tariq Sabir Hematology-Oncology · Miami, FL	45	374
HENRY FORD MACOMB HOSPITAL CORPORATION	24	144
Wajahat Khan Medical Oncology · Grosse Pointe Woods, MI	23	191
HENRY FORD HEALTH MACOMB OAKLAND HOSPITAL	22	64
Carrie Dul Hematology-Oncology · Grosse Pointe Woods, MI	16	65
ASCENSION ST JOHN HOSPITAL	13	35
WILLIAM BEAUMONT HOSPITAL	12	18
SEBEST, CHARLENE	11	30

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