Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

OSARENREN IDEMUDIA MD
NPI 1467013094
Internal Medicine in Saint Louis, MO

Active since June 25, 2019PECOS Enrolled
10010 KENNERLY RD, SAINT LOUIS, MO 63128(314) 525-1328 Get Directions Write a Review

NPPES record last updated: July 17, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Jul 17, 2026, Sep 21, 2024 (2 updates tracked since 2024).

About Osarenren Idemudia Md NPPES

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

OSARENREN IDEMUDIA MD (NPI 1467013094) is an individual internal medicine provider in Saint Louis, Missouri, licensed in Missouri (2022024167) and active in the NPI registry since June 2019. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital South, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1467013094
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameOSARENREN IDEMUDIACredential: MD
Location Address10010 KENNERLY RDSaint Louis, MO 63128-2106
Mailing Address10010 Kennerly RdSaint Louis, MO 63128-2106 · (314) 525-1328
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateJune 25, 2019
Last NPPES UpdateJuly 17, 20262 updates tracked since enumeration
NPPES CertifiedJuly 17, 2026
NPI 1467013094 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in MO · 2022024167
Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Also ListedHospitalistTaxonomy 208M00000X · License 2022024167 (MO)
10010 KENNERLY RD, Saint Louis, MO 63128

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

Osarenren Idemudia Md 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 ID547592370
PECOS Enrollment IDI20220803002477
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 7

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
374 services170 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
153 services151 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
100 services100 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
85 services63 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
51 services29 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
45 services45 patients

Hospital Affiliations CMS Care Compare

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

Mercy Hospital South

Acute Care Hospitals · Saint Louis, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260077
Location10010 Kennerly RoadSaint Louis, MO 63128 · St. Louis County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63128 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
$128.28 typical visit price
range $55.65 – $169.38
Typical copayment $32.07 (range $13.91 – $42.34)
Most-billed visit code 99204
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.

Pathology (Anatomic Pathology & Clinical Pathology)
10010 KENNERLY RD
SAINT LOUIS, MO 63128
Pathology (Anatomic Pathology & Clinical Pathology)
10010 KENNERLY RD
SAINT LOUIS, MO 63128
Radiology (Diagnostic Radiology)
10010 KENNERLY RD
SAINT LOUIS, MO 63128
Radiology (Diagnostic Radiology)
10010 KENNERLY RD
SAINT LOUIS, MO 63128
Radiology (Diagnostic Radiology)
10010 KENNERLY RD
SAINT LOUIS, MO 63128
Anesthesiology
10010 KENNERLY RD
SAINT LOUIS, MO 63128
Anesthesiology
10010 KENNERLY RD
SAINT LOUIS, MO 63128
Anesthesiology
10010 KENNERLY RD
SAINT LOUIS, MO 63128

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1467013094, enumerated as an "individual" on June 25, 2019.

The provider is located at 10010 KENNERLY RD SAINT LOUIS, MO 63128 and the phone number is (314) 525-1328.

Internal Medicine with taxonomy code 207R00000X.

The provider might be accepting Accepts: Anthem Blue Cross and Blue Shield and Medica. Please consult your insurance carrier or call the provider to verify.

Osarenren Idemudia is affiliated with: MERCY HOSPITAL SOUTH.