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PROVIDER PROFILE · NPI 1215120738

Erin Diviney ChunMD

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

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
1,005
Beneficiaries
—
Total drug cost
$36K
Distinct drugs
38
Brand share
12.4%
Top prescribed drugs
Atorvastatin Calcium94 claims
Tamsulosin Hcl68 claims
Trazodone Hcl54 claims
Levothyroxine Sodium54 claims
Apixaban42 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
156
Unique beneficiaries
—
Total services
174
Distinct HCPCS
4
Medicare payment
$20K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 78 Geriatric Medicine providers in MI — bottom quintile (cohort median 389).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Erin Diviney Chun'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). 29 inbound referrers · 34 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
REGENTS OF THE UNIVERSITY OF MICHIGAN198963
Nancylee Stier
Geriatric Medicine · Ann Arbor, MI
64247
Mohamed Sayyouh
Diagnostic Radiology · Ann Arbor, MI
4679
Gail Bell
Nurse Practitioner · Ann Arbor, MI
44157
REGENTS OF THE UNIVERSITY OF MICHIGAN3663
Karen Neeb
Nurse Practitioner · Ann Arbor, MI
34130
Nina Bibicoff
Nurse Practitioner · Ann Arbor, MI
3192
Aamer Chughtai
Diagnostic Radiology · Ann Arbor, MI
3156
Dharshan Vummidi
Diagnostic Radiology · Ann Arbor, MI
2642
Perry Pernicano
Diagnostic Radiology · Ann Arbor, MI
2641
Girish Gandikota
Diagnostic Radiology · Ann Arbor, MI
2440
Smita Patel
Diagnostic Radiology · Ann Arbor, MI
2437
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
REGENTS OF THE UNIVERSITY OF MICHIGAN169844
Karen Neeb
Nurse Practitioner · Ann Arbor, MI
77235
Ana Montoya
Geriatric Medicine · Ann Arbor, MI
76365
PLANTE, SUZANNE76345
Huron Valley Ambulance Inc
Ambulance Service Provider · Ann Arbor, MI
75322
Darius Joshi
Internal Medicine · Ann Arbor, MI
70341
REGENTS OF THE UNIVERSITY OF MICHIGAN68179
Symphony Diagnostic Services No 1 Llc
Portable X-Ray Supplier · Sparks, MD
63162
GLACIER HILLS INC.58124
Gail Bell
Nurse Practitioner · Ann Arbor, MI
54215
Nancylee Stier
Geriatric Medicine · Ann Arbor, MI
52210
Nina Bibicoff
Nurse Practitioner · Ann Arbor, MI
51136
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.