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

Dr. Heidi Beth Isenberg-Feig, MD

Individual provider Allergy Physician · NPI 1790783470

Dr. Heidi Beth Isenberg-Feig, MD is an Allergy Physician in Rockville, Maryland. Licensed in Maryland. Registered with an NPI since 2005.

Licensed in
MD
In the registry since
2005
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

6000 Executive Blvd Ste 625
Rockville, MD 20852-3803
Phone: (240) 314-7080
Fax: (240) 314-7082
Show map & directions

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

Specialties & licences

Allergy Physician (primary) Taxonomy 207KA0200X · Licence D0056547 (MD)

Record details

NPI number1790783470
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 7, 2005
Last updated in NPPESOctober 11, 2012

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