caretrace.iopowered by▸healthparse
SearchCohort Builder
Tools▾
KOL FinderTerritoriesDrug Compare
AI Query
Browse▾
By stateBy specialty
Pricing
SearchCohort BuilderToolsKOL FinderTerritoriesDrug CompareAI QueryBrowseBy stateBy specialtyPricing
PROVIDER PROFILE · NPI 1902821994

Ana MontoyaMD

PRACTICEUNIVERSITY OF MICHIGAN HEALTH SYSTEMSee all providers at this practice →
Geriatric MedicineAnn Arbor, MII
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
19
Beneficiaries
—
Total drug cost
$6K
Distinct drugs
1
Brand share
100.0%
Top prescribed drugs
Apixaban19 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
35
Unique beneficiaries
—
Total services
41
Distinct HCPCS
2
Medicare payment
$5K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 78 Geriatric Medicine providers in MI — bottom quintile (cohort median 389).
REFERRAL NETWORK

Where Ana Montoya'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). 41 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
REGENTS OF THE UNIVERSITY OF MICHIGAN2992,898
Erin Diviney Chun
Geriatric Medicine · Ann Arbor, MI
76365
Karen Neeb
Nurse Practitioner · Ann Arbor, MI
73456
REGENTS OF THE UNIVERSITY OF MICHIGAN61320
Mohamed Sayyouh
Diagnostic Radiology · Ann Arbor, MI
60226
Chinomso Nwagwu
Geriatric Medicine · Ann Arbor, MI
53180
Nancylee Stier
Geriatric Medicine · Ann Arbor, MI
47154
Aamer Chughtai
Diagnostic Radiology · Ann Arbor, MI
39142
Perry Pernicano
Diagnostic Radiology · Ann Arbor, MI
3383
Smita Patel
Diagnostic Radiology · Ann Arbor, MI
32107
Girish Gandikota
Diagnostic Radiology · Ann Arbor, MI
3190
Aine Kelly
Diagnostic Radiology · Ann Arbor, MI
3187
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.