Doctor profile · Federal record

Dr. Nathaniel Pelsor, O.D.

Optometrist (CMS: Optometry) · Optometrist · Evansville, IN

  • NPI 1588977987
  • Accepts Medicare
  • MIPS 85.2 / 100 · 2023
  • 16 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
6149 E Columbia St
Evansville, IN 47715
(812) 424-2020
fax (812) 424-3000
Additional location
201 W Iowa St
Evansville, IN 477101721

Credentials & registration

NPPES · NUCC
NPI registered
July 2010 — 16 yrs on file
Profile last updated
April 11, 2019
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
152W00000X — NUCC code
State licenses (2)
Indiana #18003639A · Kentucky #1816DT
Medicaid (2)
IN #201031930 · KY #7100184100

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588977987. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,460
Distinct HCPCS
9
Medicare allowed
$100,606
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 635 509 $85
92134 Imaging of retina 261 254 $38
92083 Exam of visual field with extended testing 175 151 $59
92133 Imaging of optic nerve 163 151 $34
92014 Established patient complete exam of visual system 80 80 $120
99212 Established patient office or other outpatient visit, 10-19 minutes 74 68 $53
99203 New patient office or other outpatient visit, 30-44 minutes 40 40 $103
92004 New patient complete exam of visual system 21 21 $142
76514 Ultrasound scan of cornea to determine thickness 11 11 $10

In context: peer comparison

Among 22 peers in Evansville Optometrist, average services per provider: 76. This provider delivers 19× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,007
Transactions
38
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Bausch & Lomb Americas INC. 10 $200.19
Regeneron Healthcare Solutions, INC. 6 $137.25
Lkc Technologies, INC. 1 $117.34
CooperVision INC. 1 $115.69
Mallinckrodt Hospital Products INC. 3 $70.66
Alcon Vision LLC 3 $63.86
Ani Pharmaceuticals, INC. 3 $57.10
Astellas Pharma US INC 2 $56.60
Amgen INC. 2 $46.23
Harrow Eye, LLC 2 $41.37
Genentech USA, INC. 1 $24.23
Oyster Point Pharma, INC. 1 $20.91
Sandoz INC. 1 $20.79
Carl Zeiss Meditec USA, INC. 1 $20.69
Abbvie INC. 1 $14.03

By nature of payment

Food and Beverage
$1,007

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,158
Patients
332
Total drug cost
$79,350
Drug Type Claims Patients Total cost
Latanoprost Generic 385 88 $5,082
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 180 57 $3,700
Timolol Maleate Generic 137 35 $3,134
Brimonidine Tartrate Generic 108 39 $2,807
Prednisolone Acetate Generic 68 43 $4,073
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 61 36 $840
Dorzolamide Hcl Generic 43 11 $862
Rocklatan (Netarsudil Mesylat/Latanoprost) Brand 32 0 $17,266
Valacyclovir (Valacyclovir Hcl) Brand 29 12 $1,725
Combigan (Brimonidine Tartrate/Timolol) Brand 21 0 $8,247

Frequently asked questions

Auto-generated from federal data
What is Dr. Nathaniel Pelsor's medical specialty?
Dr. Nathaniel Pelsor practices Optometrist in Evansville, IN.
Where does Dr. Nathaniel Pelsor practice?
Dr. Nathaniel Pelsor practices at 6149 E Columbia St, Evansville, IN 47715. Office phone: 8124242020.
What is Dr. Nathaniel Pelsor's NPI?
Dr. Nathaniel Pelsor's National Provider Identifier (NPI) is 1588977987, issued by NPPES.
Does Dr. Nathaniel Pelsor accept Medicare assignment?
Yes. Dr. Nathaniel Pelsor accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathaniel Pelsor commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Imaging of retina (HCPCS 92134); Exam of visual field with extended testing (HCPCS 92083). Source: CMS Medicare Physician & Other Practitioners file.