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

Dr. Raymond O Nwadiuko, MD

Individual provider Allergy Physician · NPI 1255387288

Dr. Raymond O Nwadiuko, MD is an Allergy/Immunology in Lanham, Maryland. Qualified in 1986, 40 years ago. Practices as a sole proprietor. Licensed in Maryland.

Years since qualifying
40
Licensed in
MD
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

9831 Greenbelt Rd Ste 101
Lanham, MD 20706-2202
Phone: (301) 552-4100
Fax: (301) 552-1700
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Allergy Physician (primary) Taxonomy 207KA0200X · Licence M34279 (MD)

Record details

NPI number1255387288
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 25, 2006
Last updated in NPPESOctober 15, 2013

Medicare enrollment

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

Medicare specialtyALLERGY/IMMUNOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1986 (40 years in practice)
Accepts Medicare assignment Not indicated