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

Lester Bowser, MD

Individual provider Gastroenterology Physician · NPI 1043206873

Lester Bowser, MD is a Gastroenterology in Baltimore, Maryland. Graduated from University of Pittsburgh School of Medicine in 1994, 32 years ago. Practices with Medstar Medical Group II LLC, a 3,717-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Maryland.

Years since qualifying
32
Trained at
University of Pittsburgh School of Medicine
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

1838 Greene Tree Rd Ste 400
Baltimore, MD 21208-6391
Phone: (410) 602-7782
Fax: (410) 602-2438
Show map & directions

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

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence D0052005 (MD)

Record details

NPI number1043206873
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 27, 2005
Last updated in NPPESJuly 13, 2026
Mailing address1838 Greene Tree Rd, Ste 400, Baltimore, MD 21208-6391

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF PITTSBURGH SCHOOL OF MEDICINE
Graduated 1994 (32 years in practice)
Group practice Medstar Medical Group Ii Llc — 3717 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Baltimore