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

Dr. James Theodore Castle, DDS

Individual provider Oral and Maxillofacial Pathology Dentistry · NPI 1477668796

Dr. James Theodore Castle, DDS is a Dentist in Baltimore, Maryland. Qualified in 1987, 39 years ago. Practices with Johns Hopkins University, a 2,855-clinician group. Licensed in Maryland.

Years since qualifying
39
Licensed in
MD
In the registry since
2006
What do these letters mean?
DDS — Doctor of Dental Surgery
A dentist. DDS and DMD are the same qualification — universities choose which title to award.

See every abbreviation used in this directory →

Practice location Address checks out

4940 Eastern Ave
Baltimore, MD 21224-2735
Phone: (410) 955-5000
Show map & directions

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

Specialties & licences

Oral and Maxillofacial Pathology Dentistry (primary) Taxonomy 1223P0106X · Licence 17172 (MD)

Record details

NPI number1477668796
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorNo
NPI enumeratedAugust 19, 2006
Last updated in NPPESDecember 22, 2021
Certification dateDecember 22, 2021
Mailing address6201 Greenleigh Ave, Middle River, MD 21220-2004

Medicare enrollment

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

Medicare specialtyDENTIST
Medical schoolOTHER
Graduated 1987 (39 years in practice)
Group practice Johns Hopkins University — 2855 clinicians
Accepts Medicare assignment Not indicated
Practice locations4 on file with Medicare

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