Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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John R Muhm Jr., MD

Individual provider Pediatrics Physician · NPI 1134181381

John R Muhm Jr., MD is a Pediatric Medicine in Phoenix, Arizona. Graduated from Mayo Medical School in 1995, 31 years ago. Practices with Phoenix Children's Hospital, a 430-clinician group and accepts Medicare assignment. Licensed in Arizona.

Years since qualifying
31
Trained at
Mayo Medical School
Licensed in
AZ
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1919 E Thomas Rd
Phoenix, AZ 85016-7710
Phone: (602) 933-0945
Fax: (602) 933-4263
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 27338 (AZ)

Record details

NPI number1134181381
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 4, 2006
Last updated in NPPESMarch 23, 2018

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPEDIATRIC MEDICINE
Medical schoolMAYO MEDICAL SCHOOL
Graduated 1995 (31 years in practice)
Group practice Phoenix Children'S Hospital — 430 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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