Muhammad Zaheer, MD - Medicare Rheumatology in Saint Louis, MO

Muhammad Zaheer, MD is a medicare enrolled "Internal Medicine - Rheumatology" physician in Saint Louis, Missouri. He graduated from medical school in 2009 and has 15 years of diverse experience with area of expertise as Rheumatology. He is a member of the group practice Ssm Health Care Group and his current practice location is 1225 S Grand Blvd, Saint Louis, Missouri. You can reach out to his office (for appointments etc.) via phone at (314) 977-8847.

Muhammad Zaheer is licensed to practice in Missouri (license number 2019038741) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1356725832.

Contact Information

Muhammad Zaheer, MD
1225 S Grand Blvd,
Saint Louis, MO 63104-1016
(314) 977-8847
Not Available

Map and Direction




Physician's Profile

Full NameMuhammad Zaheer
GenderMale
SpecialityRheumatology
Experience15 Years
Location1225 S Grand Blvd, Saint Louis, Missouri
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Muhammad Zaheer graduated from medical school in 2009
  NPI Data:
  • NPI Number: 1356725832
  • Provider Enumeration Date: 07/15/2015
  • Last Update Date: 01/15/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 1456772920
  • Enrollment ID: I20200609002185

Medical Identifiers

Medical identifiers for Muhammad Zaheer such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1356725832NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RR0500XInternal Medicine - Rheumatology 2019038741 (Missouri)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Louis University HospitalSaint louis, MOHospital
Hshs St Elizabeth's HospitalO fallon, ILHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Ssm Health Care Group0143608372690

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Muhammad Zaheer allows following entities to bill medicare on his behalf.
Entity NameSsm Health Care Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1306589544
PECOS PAC ID: 0143608372
Enrollment ID: O20220531002655

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Muhammad Zaheer is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Muhammad Zaheer, MD
1402 S Grand Blvd Rm R213a,
Saint Louis, MO 63104-1004

Ph: (585) 472-9666
Muhammad Zaheer, MD
1225 S Grand Blvd,
Saint Louis, MO 63104-1016

Ph: (314) 977-8847

Reviews and Comments


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Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

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