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MUHAMMAD AZHARUDDIN MD
NPI 1851490460
Internal Medicine - Geriatric Medicine in Festus, MO

Active since September 21, 2006PECOS Enrolled
1400 US HIGHWAY 61, FESTUS, MO 63028(636) 933-1012 Get Directions Write a Review

NPPES record last updated: May 22, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Muhammad Azharuddin Md NPPES

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

MUHAMMAD AZHARUDDIN MD (NPI 1851490460) is an individual geriatric medicine provider in Festus, Missouri, licensed in Missouri (2001017143) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1851490460
Entity TypeIndividualMale
Primary Taxonomy207RG0300X
Provider Legal NameMUHAMMAD AZHARUDDINCredential: MD
Location Address1400 US HIGHWAY 61Festus, MO 63028-4100
Mailing Address1400 Us Highway 61Festus, MO 63028-4100 · (636) 933-1012
Phone(636) 933-1012
Sole ProprietorNo
Enumeration DateSeptember 21, 2006
Last NPPES UpdateMay 22, 2025
NPPES CertifiedMay 22, 2025
✔ NPI 1851490460 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Geriatric MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RG0300X
License✔ Licensed in MO · 2001017143
Definition
An internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes and the hospital.
1400 US HIGHWAY 61, Festus, MO 63028
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Other Identifiers 2

OtherP00888848AZ · Railroad Medicare
Medicaid459408AZ

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Muhammad Azharuddin Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignments

7

Medicare enrollment records show Muhammad Azharuddin reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mercy Hospital Jefferson
Same address
General Acute Care Hospital
1400 HIGHWAY 61
Festus, MO 63028
  • Reassigned Medicare billing, Missouri enrollment
  • 118 clinicians in this Medicare group
NPI 1508859661 (636) 933-1000
Mercy Hospital South
21 mi
General Acute Care Hospital
10010 KENNERLY RD
Saint Louis, MO 63128
  • Reassigned Medicare billing, Missouri enrollment
  • 186 clinicians in this Medicare group
NPI 1568481984 (314) 525-1000
Mercy Hospitals East Communities
33 mi
General Acute Care Hospital
615 S NEW BALLAS RD
Saint Louis, MO 63141
  • Reassigned Medicare billing, Missouri enrollment
  • 241 clinicians in this Medicare group
NPI 1427098169 (314) 251-6000
Mercy Hospitals East Communities
42 mi
Rural Health
851 E 5TH ST, SUITE 200
Washington, MO 63090
  • Reassigned Medicare billing, Missouri enrollment
  • 178 clinicians in this Medicare group
NPI 1104912997 (636) 239-8000
Southeastern Emergency Physicians Of Memphis LLC
50 mi
Emergency Medicine
1 MEMORIAL DR
Alton, IL 62002
  • Reassigned Medicare billing, Missouri enrollment
  • 343 clinicians in this Medicare group
NPI 1437105277 (618) 463-7474
Mercy Hospital Lincoln
60 mi
Rural Health
35 WINFIELD PLZ
Winfield, MO 63389
  • Reassigned Medicare billing, Missouri enrollment
  • 229 clinicians in this Medicare group
NPI 1386040178 (636) 668-6824
Cgh Medical Center
252 mi
General Acute Care Hospital
100 E LE FEVRE RD
Sterling, IL 61081
  • Reassigned Medicare billing, Illinois enrollment
  • 356 clinicians in this Medicare group
NPI 1902854623 (815) 625-0400

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 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.
404 services368 patients
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.
134 services130 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63028 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
$169.38 typical visit price
range $55.65 – $169.38
Typical copayment $42.34 (range $13.91 – $42.34)
Most-billed visit code 99205
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.

MERCY HEALTH SERVICES, LLC
Pharmacy (Community/Retail Pharmacy)
1400 US HIGHWAY 61, STE G38
FESTUS, MO 63028
Jefferson County (636) 933-1600
KARTHIK IYER MD
Internal Medicine (Critical Care Medicine)
1400 US HIGHWAY 61
FESTUS, MO 63028
Jefferson County (636) 933-5337
MARTIAL FOTSO MD
Family Medicine
1400 US HIGHWAY 61
FESTUS, MO 63028
Jefferson County (636) 933-5337
MERCY HOSPITAL JEFFERSON
Medicare Defined Swing Bed Unit
1400 US HIGHWAY 61
FESTUS, MO 63028
Jefferson County (636) 933-1000
DR. ROBERT A. YUEN M.D.
Radiology (Vascular & Interventional Radiology)
1400 US HIGHWAY 61
FESTUS, MO 63028
Jefferson County (636) 933-1059
AMANDA RAE MCVEY BSN, CCRN
Nurse Anesthetist, Certified Registered
1400 US HIGHWAY 61
FESTUS, MO 63028
Jefferson County (636) 933-1033
MERCY CLINIC ADULT HOSPITALISTS- JEFFERSON, LLC
Internal Medicine
1400 US HIGHWAY 61
FESTUS, MO 63028
Jefferson County (314) 364-4200
HANNAH OBERLE
Physician Assistant
1400 US HIGHWAY 61
FESTUS, MO 63028
Jefferson County (636) 933-1111

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 Muhammad Azharuddin's NPI number?

The NPI number for Muhammad Azharuddin is 1851490460. It was assigned to this individual provider in the NPPES registry on September 21, 2006.

Where is Muhammad Azharuddin located?

Muhammad Azharuddin practices at 1400 Us Highway 61, Festus, MO 63028. The listed phone number is (636) 933-1012.

What is Muhammad Azharuddin's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.

Is Muhammad Azharuddin enrolled in Medicare?

Yes. Muhammad Azharuddin is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Muhammad Azharuddin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Muhammad Azharuddin reassigns Medicare benefits to 7 organizations: Mercy Hospital Jefferson (Festus, MO), Mercy Hospital South (Saint Louis, MO), Mercy Hospitals East Communities (Saint Louis, MO), Mercy Hospitals East Communities (Washington, MO), Southeastern Emergency Physicians Of Memphis LLC (Alton, IL) and 2 more organizations, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Muhammad Azharuddin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Muhammad Azharuddin was last updated on May 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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.