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

Dr. Martin D Weltz, DO

Individual provider Hematology & Oncology Physician · NPI 1740283100

Dr. Martin D Weltz, DO is a Hematology & Oncology Physician in Greenbelt, Maryland. Works from 3 locations. Licensed in Indiana, Maryland and West Virginia.

Licensed in
IN, MD, WV
In the registry since
2005
Specialties on file
3
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

7525 Greenway Center Dr Ste 205
Greenbelt, MD 20770-3525
Phone: (301) 982-9800
Fax: (301) 982-2420
Show map & directions

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

Additional practice locations (2)

  • 327 Medical Park Dr, Bridgeport, WV 26330-9006 — (681) 342-1842
  • 705 Garfield Ave Ste 220, Parkersburg, WV 26101-5444 — (304) 424-2606

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence D0023743 (MD)
Hematology & Oncology Physician Taxonomy 207RH0003X · Licence 3470 (WV)
Hematology & Oncology Physician Taxonomy 207RH0003X · Licence 02005407A (IN)

Record details

NPI number1740283100
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMay 31, 2005
Last updated in NPPESApril 18, 2022
Certification dateApril 18, 2022
Mailing address7525 Greenway Center Dr, Ste 205, Greenbelt, MD 20770-3525

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