Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Christopher J. Lang, MD

Individual provider Internal Medicine Physician · NPI 1801007562

Christopher J. Lang, MD is an Internal Medicine in Phoenix, Arizona. Qualified in 2006, 20 years ago. Practices with Affiliated Hospitalists PLC, a 84-clinician group and accepts Medicare assignment. Licensed in Arizona.

Years since qualifying
20
Licensed in
AZ
In the registry since
2007
Specialties on file
2
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

9225 N 3rd St Ste 300
Phoenix, AZ 85020-2439
Phone: (602) 445-0751
Fax: (602) 424-8128
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 41816 (AZ)
Hospitalist Physician Taxonomy 208M00000X · Licence 41816 (AZ)

Record details

NPI number1801007562
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 24, 2007
Last updated in NPPESApril 17, 2017

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2006 (20 years in practice)
Group practice Affiliated Hospitalists Plc — 84 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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