Doctor profile · Federal record

Dr. Mark Barlow, OD

Optometrist (CMS: Optometry) · Saint Louis, MO

  • NPI 1710974183
  • Accepts Medicare
  • MIPS 79.3 / 100 · 2023
  • 32 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
7331 Watson RD
Saint Louis, MO 631194405
(314) 633-8575
fax (314) 362-3725
Additional location
1224 Graham RD Ste 2007
Florissant, MO 630318026
(314) 837-3667
Additional location
12692 Lamplighter Square Shpg Ctr
Saint Louis, MO 631282746
(314) 432-5478
Mailing address
Po Box 736480
Chicago, IL 606731407

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
August 21, 2025
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Missouri #2013007905
Medicaid
MO #310075018

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710974183. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
303
Distinct HCPCS
9
Medicare allowed
$26,741
HCPCS Description Services Patients Avg allowed
92250 Photography of the retina 93 93 $37
99213 Established patient office or other outpatient visit, 20-29 minutes 65 54 $89
92004 New patient complete exam of visual system 36 36 $147
99204 New patient office or other outpatient visit, 45-59 minutes 30 30 $165
99214 Established patient office or other outpatient visit, 30-39 minutes 21 20 $126
92012 Established patient problem focused exam of visual system 20 16 $88
92014 Established patient complete exam of visual system 13 13 $124
92134 Imaging of retina 13 13 $39
92083 Exam of visual field with extended testing 12 12 $61

In context: peer comparison

Among 47 peers in Saint Louis Optometrist, average services per provider: 67. This provider delivers 4.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$517
Transactions
25
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Bausch & Lomb Americas INC. 9 $147.90
Abbvie INC. 6 $138.57
Oyster Point Pharma, INC. 4 $92.33
Alcon Vision LLC 3 $69.79
Thea Pharma INC. 2 $37.06
Astellas Pharma US INC 1 $31.63

By nature of payment

Food and Beverage
$517

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
127
Patients
23
Total drug cost
$5,950
Drug Type Claims Patients Total cost
Latanoprost Generic 71 23 $954
Timolol Maleate Generic 18 0 $148
Loteprednol Etabonate Generic 15 0 $2,040
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 12 0 $234
Travoprost Generic 11 0 $2,574

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Barlow's medical specialty?
Dr. Mark Barlow practices Optometrist in Saint Louis, MO.
Where does Dr. Mark Barlow practice?
Dr. Mark Barlow practices at 7331 Watson RD, Saint Louis, MO 631194405. Office phone: 3146338575.
What is Dr. Mark Barlow's NPI?
Dr. Mark Barlow's National Provider Identifier (NPI) is 1710974183, issued by NPPES.
Does Dr. Mark Barlow accept Medicare assignment?
Yes. Dr. Mark Barlow accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Barlow commonly perform?
Top Medicare-reported procedures in 2023: Photography of the retina (HCPCS 92250); Established patient office or other outpatient visit (HCPCS 99213); New patient complete exam of visual system (HCPCS 92004). Source: CMS Medicare Physician & Other Practitioners file.