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PROVIDER PROFILE · NPI 1164869475
John Prenshaw
M.D.
Ophthalmology
Chattanooga,
TN
I
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
FACILITY AFFILIATIONS
Hospital & Facility Affiliations (2)
CCN 110050
Hospital
CCN 440110
Hospital
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,362
Unique beneficiaries
—
Total services
1,588
Distinct HCPCS
16
Medicare payment
$241K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 326 Ophthalmology providers in TN — below median (cohort median 2,504).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025
Total received
$577
Payment records
21
By payment type
Food and Beverage
$577
Top paying entities
Food and Beverage
$577
QUALITY · MIPS · 2024
Final MIPS score
85.8
Quality
81.2
Cost
78.2
Improvement activities
40.0
Promoting interop.
92.0
Payment adjustment
0.46%
Group
PRESCRIBING · PART D · 2024
Total Rx claims
245
Beneficiaries
—
Total drug cost
$31K
Distinct drugs
10
Brand share
35.9%
Top prescribed drugs
Latanoprost
64 claims
Prednisolone Acetate
60 claims
Moxifloxacin Hcl
27 claims
Ketorolac Tromethamine
22 claims
Perfluorohexyloctane/Pf
14 claims
