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

Dr. Maxwell Johannes Diddams, MD

Individual provider Internal Medicine Physician · NPI 1740716000

Dr. Maxwell Johannes Diddams, MD is a Pulmonary Disease in Concord, North Carolina. Qualified in 2017, 9 years ago. Practices with The Charlotte-Mecklenburg Hospital Authority, a 589-clinician group, accepts Medicare assignment and offers telehealth. Licensed in North Carolina.

Years since qualifying
9
Licensed in
NC
In the registry since
2017
Specialties on file
3
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

1090 NE Gateway Ct NE Ste 201
Concord, NC 28025-2423
Phone: (704) 403-7770
Fax: (704) 403-7779
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence 2021-00610 (NC)
Internal Medicine Physician Taxonomy 207R00000X · Licence 227243 (NC)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence 2021-00610 (NC)

Record details

NPI number1740716000
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 5, 2017
Last updated in NPPESJuly 4, 2024
Certification dateJuly 4, 2024

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Also practisesCRITICAL CARE (INTENSIVISTS)
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice The Charlotte-Mecklenburg Hospital Authority — 589 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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