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

Individual provider Family Medicine Physician · NPI 1114308277

James McIlhenny Riddleberger, MD is a Family Practice in Portland, Maine. Graduated from Tulane University School of Medicine in 2015, 11 years ago. Practices with Martin's Point Health Care, Inc, a 90-clinician group. Licensed in Maine.

Years since qualifying
11
Trained at
Tulane University School of Medicine
Licensed in
ME
In the registry since
2015
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

331 Veranda St
Portland, ME 04103
Phone: (207) 828-2402
Fax: (207) 828-2425
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence MD22299 (ME)

Record details

NPI number1114308277
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 15, 2015
Last updated in NPPESOctober 1, 2020
Certification dateOctober 1, 2020

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolTULANE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2015 (11 years in practice)
Group practice Martin'S Point Health Care, Inc. — 90 clinicians
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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