Doctor profile · Federal record

Dr. Mark Siefkes, OD

Optometrist (CMS: Optometry) · Overland Park, KS

  • NPI 1285793786
  • Accepts Medicare
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10120 W 119Th St
Overland Park, KS 66213
(913) 339-9090
fax (913) 339-6417

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
April 20, 2009
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Kansas #1539

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1285793786. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
260
Distinct HCPCS
3
Medicare allowed
$30,150
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 211 192 $118
66984 Removal of cataract with insertion of prosthetic lens 34 23 $99
92004 New patient complete exam of visual system 15 15 $133

In context: peer comparison

Among 21 peers in this city , average services per provider: 106. This provider delivers 2.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$137
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Bausch & Lomb Americas Inc. 1 $120.26
Johnson & Johnson Vision Care, Inc. 1 $16.67

By nature of payment

Food and Beverage
$137

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
27
Patients
23
Total drug cost
$771
Drug Type Claims Patients Total cost
Prednisolone Acetate Generic 27 23 $771

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Siefkes's medical specialty?
Dr. Mark Siefkes practices Optometrist in Overland Park, KS.
Where does Dr. Mark Siefkes practice?
Dr. Mark Siefkes practices at 10120 W 119Th St, Overland Park, KS 66213. Office phone: 9133399090.
What is Dr. Mark Siefkes's NPI?
Dr. Mark Siefkes's National Provider Identifier (NPI) is 1285793786, issued by NPPES.
Does Dr. Mark Siefkes accept Medicare assignment?
Yes. Dr. Mark Siefkes accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Siefkes commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Removal of cataract with insertion of prosthetic lens (HCPCS 66984); New patient complete exam of visual system (HCPCS 92004). Source: CMS Medicare Physician & Other Practitioners file.