Doctor profile · Federal record

Dr. Nathaniel Graham, O.D.

Optometrist (CMS: Optometry) · Mankato, MN

  • NPI 1447586987
  • Accepts Medicare
  • 16 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1421 Premier Dr
Mankato, MN 560016076
(507) 385-4070
Mailing address
1230 E Main St, Po Box 8674
Mankato, MN 560015066

Credentials & registration

NPPES · NUCC
NPI registered
October 2009 — 17 yrs on file
Profile last updated
July 10, 2020
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Minnesota #3200

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447586987. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,073
Distinct HCPCS
10
Medicare allowed
$101,856
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 418 392 $128
92250 Photography of the retina 173 165 $37
99214 Established patient office or other outpatient visit, 30-39 minutes 137 100 $126
92083 Exam of visual field with extended testing 108 90 $63
92134 Imaging of retina 86 75 $40
92004 New patient complete exam of visual system 62 62 $149
92133 Imaging of optic nerve 40 40 $36
92012 Established patient problem focused exam of visual system 27 26 $91
76514 Ultrasound scan of cornea to determine thickness 11 11 $11
99203 New patient office or other outpatient visit, 30-44 minutes 11 11 $110

In context: peer comparison

Among 5 peers in this city , average services per provider: 71. This provider delivers 15× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
545
Patients
177
Total drug cost
$90,246
Drug Type Claims Patients Total cost
Latanoprost Generic 257 74 $7,937
Brimonidine Tartrate Generic 66 21 $1,045
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 50 19 $2,665
Restasis (Cyclosporine) Brand 47 19 $65,512
Dorzolamide Hcl Generic 36 11 $958
Prednisolone Acetate Generic 31 17 $1,248
Erythromycin (Erythromycin Base) Brand 26 16 $439
Lumigan (Bimatoprost) Brand 21 0 $10,273
Bacitracin-Polymyxin (Bacitracin/Polymyxin B Sulfate) Brand 11 0 $168

Frequently asked questions

Auto-generated from federal data
What is Dr. Nathaniel Graham's medical specialty?
Dr. Nathaniel Graham practices Optometrist in Mankato, MN.
Where does Dr. Nathaniel Graham practice?
Dr. Nathaniel Graham practices at 1421 Premier Dr, Mankato, MN 560016076. Office phone: 5073854070.
What is Dr. Nathaniel Graham's NPI?
Dr. Nathaniel Graham's National Provider Identifier (NPI) is 1447586987, issued by NPPES.
Does Dr. Nathaniel Graham accept Medicare assignment?
Yes. Dr. Nathaniel Graham accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathaniel Graham commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Photography of the retina (HCPCS 92250); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.