Doctor profile · Federal record

Dr. Mark Fields, O.D.

Optometrist (CMS: Optometry) · Richmond, KY

  • NPI 1720136351
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
820 Eastern Byp
Richmond, KY 404752512
(859) 625-0042
Mailing address
3704 Ridge View Way
Lexington, KY 405092941

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
December 18, 2007
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Kentucky #1315 DT
Medicaid
KY #77013159

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720136351. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
302
Distinct HCPCS
4
Medicare allowed
$32,588
HCPCS Description Services Patients Avg allowed
92004 New patient complete exam of visual system 154 154 $114
92014 Established patient complete exam of visual system 98 98 $110
99214 Established patient office or other outpatient visit, 30-39 minutes 28 24 $113
92083 Exam of visual field with extended testing 22 17 $54

In context: peer comparison

Among 5 peers in this city , average services per provider: 238. This provider delivers 1.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
88
Patients
37
Total drug cost
$1,708
Drug Type Claims Patients Total cost
Latanoprost Generic 25 0 $443
Erythromycin (Erythromycin Base) Brand 14 11 $155
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 13 13 $189
Prednisolone Acetate Generic 13 13 $548
Olopatadine Hcl Generic 12 0 $278
Timolol Maleate Generic 11 0 $94

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Fields's medical specialty?
Dr. Mark Fields practices Optometrist in Richmond, KY.
Where does Dr. Mark Fields practice?
Dr. Mark Fields practices at 820 Eastern Byp, Richmond, KY 404752512. Office phone: 8596250042.
What is Dr. Mark Fields's NPI?
Dr. Mark Fields's National Provider Identifier (NPI) is 1720136351, issued by NPPES.
Does Dr. Mark Fields accept Medicare assignment?
Dr. Mark Fields does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Mark Fields commonly perform?
Top Medicare-reported procedures in 2023: New patient complete exam of visual system (HCPCS 92004); Established patient complete exam of visual system (HCPCS 92014); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.