1. Home
  2. Directory
  3. Missouri
  4. O Fallon
  5. Orthopaedic Surgery
  6. NPI Profile

MARK K KEOHANE M.D.
NPI 1710980750
Orthopaedic Surgery in O Fallon, MO

Active since May 23, 2005Accepts Medicare Assignment
9323 PHOENIX VILLAGE PKWY, O FALLON, MO 63366(636) 561-5030(636) 561-5033 Get Directions Write a Review

NPPES record last updated: March 1, 2012. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mark K Keohane M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARK K KEOHANE M.D. (NPI 1710980750) is an individual orthopaedic surgery provider in O Fallon, Missouri, licensed in Missouri (34653) and active in the NPI registry since May 2005. He is a graduate of Saint Louis University School Of Medicine (1971).

NPPES Registry Identity

NPI1710980750
Entity TypeIndividualMale
Primary Taxonomy207X00000X
Provider Legal NameMARK K KEOHANECredential: M.D.
Location Address9323 PHOENIX VILLAGE PKWYO Fallon, MO 63366-4281
Mailing Address9323 Phoenix Village PkwyO Fallon, MO 63366-4281 · (636) 561-5030 · Fax (636) 561-5033
Phone(636) 561-5030
Fax(636) 561-5033
Sole ProprietorNo
Medical School CMSSaint Louis University School Of MedicineGraduated 1971
Enumeration DateMay 23, 2005
Last NPPES UpdateMarch 1, 2012
✔ NPI 1710980750 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207X00000X
License✔ Licensed in MO · 34653
Definition
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.
9323 PHOENIX VILLAGE PKWY, O Fallon, MO 63366
Open in Google Maps ↗

Other Identifiers 13

Other122683Healthlink
Other9043Exclusive Choice
Other900094Uhc
Other4061116Aetna
Other4434V6097Healthcare Usa
Medicare ID-Type Unspecified201155083MO · Railroad
Medicare UPINA10911
Other18883Blue Cross Blue Shield
Other43177Cmr
OtherSP10133Cigna
Other2253V3458Ghp/advantra
Other351240001Cigna Dmerc
Medicare ID-Type Unspecified990000528MO

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mark K Keohane M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9931179769
PECOS Enrollment IDI20100310000651

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63366 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$86.32 typical visit price
range $55.65 – $169.38
Typical copayment $21.58 (range $13.91 – $42.34)
Most-billed visit code 99203
Established Patient
$69.50 typical visit price
range $17.76 – $137.92
Typical copayment $17.37 (range $4.44 – $34.48)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. EMIL A DIFILIPPO M.D.
Orthopaedic Surgery
9323 PHOENIX VILLAGE PKWY
O FALLON, MO 63366
St. Charles County (636) 561-5030
DR. JAMES E SCHABERG M.D.
Orthopaedic Surgery
9323 PHOENIX VILLAGE PKWY
O FALLON, MO 63366
St. Charles County (636) 561-5030

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark Keohane's NPI number?

The NPI number for Mark Keohane is 1710980750. It was assigned to this individual provider in the NPPES registry on May 23, 2005.

Where is Mark Keohane located?

Mark Keohane practices at 9323 Phoenix Village Pkwy, O Fallon, MO 63366. The listed phone number is (636) 561-5030.

What is Mark Keohane's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

Is Mark Keohane enrolled in Medicare?

Yes. Mark Keohane is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Mark Keohane was last updated on March 1, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.