DR. JOHN OLDHAM M.D.
NPI 1659376390
Emergency Medicine in Saint Louis, MO

Active since June 18, 2005PECOS EnrolledAccepts Medicare Assignment
11133 DUNN RD, RM H2241, SAINT LOUIS, MO 63136(314) 653-5663 Get Directions Write a Review

NPPES record last updated: October 6, 2011. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. John Oldham M.d. NPPES

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

DR. JOHN OLDHAM M.D. (NPI 1659376390) is an individual emergency medicine provider in Saint Louis, Missouri, licensed in Missouri (R9476) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS, is affiliated with Ste Genevieve County Memorial Hospital, and is a graduate of Washington University School Of Medicine (1978).

NPPES Registry Identity

NPI1659376390
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. JOHN OLDHAMCredential: M.D.
Location Address11133 DUNN RD, RM H2241Saint Louis, MO 63136-6119
Mailing Address6905 Washington AveSaint Louis, MO 63130-4309
Sole ProprietorNo
Medical School CMSWashington University School Of MedicineGraduated 1978
Enumeration DateJune 18, 2005
Last NPPES UpdateOctober 6, 2011
NPI 1659376390 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License Licensed in MO · R9476
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
11133 DUNN RD, Saint Louis, MO 63136

Other Identifiers 8

Medicaid201103728MO
Medicaid1659376390MO
Medicare PIN147400052MO
Medicare PIN933644740MO
Medicare PIN147480036MO
Medicare PIN933645198MO
Medicare UPINE65929
Medicare PIN933644748MO

Accepted Insurance

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

Dr. John Oldham 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 ID7416987540
PECOS Enrollment IDI20050817000979
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
16 services16 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
11 services11 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Ste Genevieve County Memorial Hospital

Critical Access Hospitals · Sainte Genevieve, MO
OwnershipGovernment - Hospital District or Authority
CMS Certification Number261330
Location800 Ste Genevieve Drive, PO Box 468Sainte Genevieve, MO 63670 · Ste. Genevieve County
Emergency services Birthing friendly

Pike County Memorial Hospital

Critical Access Hospitals · Louisiana, MO
OwnershipGovernment - Local
CMS Certification Number261333
Location2305 West Georgia StreetLouisiana, MO 63353 · Pike County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63136 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
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
Most-billed visit code 99214
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 20

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

Anesthesiologist Assistant
11133 DUNN RD
SAINT LOUIS, MO 63136
Radiology (Diagnostic Radiology)
11133 DUNN RD, DEPT RADIOLOGY
SAINT LOUIS, MO 63136
Internal Medicine (Critical Care Medicine)
11133 DUNN RD
SAINT LOUIS, MO 63136
Pathology (Anatomic Pathology)
11133 DUNN RD, DEPT. OF PATHOLOGY
SAINT LOUIS, MO 63136
Nurse Practitioner (Family)
11133 DUNN RD, SUITE 2335
SAINT LOUIS, MO 63136
Emergency Medicine
11133 DUNN RD, DEPT EMERGENCY MED
SAINT LOUIS, MO 63136
Nurse Practitioner
11133 DUNN RD, DEPT EMERGENCY MED
SAINT LOUIS, MO 63136
Psychiatric Unit
11133 DUNN RD
SAINT LOUIS, MO 63136

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 John Oldham's NPI number?

The NPI number for John Oldham is 1659376390. It was assigned to this individual provider in the NPPES registry on June 18, 2005.

Where is John Oldham located?

John Oldham practices at 11133 Dunn Rd Rm H2241, Saint Louis, MO 63136. The listed phone number is (314) 653-5663.

What is John Oldham's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is John Oldham enrolled in Medicare?

Yes. John Oldham 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.

What insurance does John Oldham accept?

Health plans from Oscar Insurance Company list John Oldham as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is John Oldham affiliated with any hospitals?

According to CMS data, John Oldham is affiliated with Ste Genevieve County Memorial Hospital and Pike County Memorial Hospital.

When was this NPI record last updated?

The NPPES record for John Oldham was last updated on October 6, 2011. 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.