PROVIDER PROFILE · NPI 1508205451

Mary HolbrookNP

PRACTICEGUY M BOIKE, MD PCSee all providers at this practice →

Nurse PractitionerSaginaw, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

130

Unique beneficiaries

—

Total services

455

Distinct HCPCS

Medicare payment

$21K

Peer benchmark

Total Medicare services vs. 5,391 Nurse Practitioner providers in MI — top quintile (cohort median 188).

PRESCRIBING · PART D · 2024

Total Rx claims

6,964

Beneficiaries

—

Total drug cost

$1.5M

Distinct drugs

Brand share

22.2%

Top prescribed drugs

Trazodone Hcl355 claims

Benztropine Mesylate317 claims

Sertraline Hcl264 claims

Divalproex Sodium233 claims

Hydroxyzine Hcl232 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.

REFERRAL NETWORK

Where Mary Holbrook'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). 1 inbound referrers · 7 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
QUEST DIAGNOSTICS INCORPORATED MI	22	37

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Hanif Khan Psychiatry · Canton, MI	38	146
COVENANT MEDICAL CENTER, INC.	22	60
HURLEY MEDICAL CENTER	22	46
Janet Warner Psychiatry · Rochester, MI	19	29
QUEST DIAGNOSTICS INCORPORATED MI	18	62
NPI 1730519109	15	18
MCLAREN FLINT	15	40

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