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

Dr. Mark Lawrence Welch, MD

Individual provider MOHS-Micrographic Surgery Physician · NPI 1619943644

Dr. Mark Lawrence Welch, MD is a Micrographic Dermatologic Surgery (Mds) in Bethesda, Maryland. Graduated from New York Medical College in 1986, 40 years ago. Practices with Anne Arundel Dermatology PA, a 127-clinician group and accepts Medicare assignment. Licensed in Maryland and Virginia.

Years since qualifying
40
Trained at
New York Medical College
Licensed in
MD, VA
In the registry since
2006
Specialties on file
2
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

6410 Rockledge Dr Ste 300
Bethesda, MD 20817-1809
Phone: (301) 564-3131
Fax: (301) 564-6391
Show map & directions

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

Specialties & licences

MOHS-Micrographic Surgery Physician (primary) Taxonomy 207ND0101X · Licence D51120 (MD)
MOHS-Micrographic Surgery Physician Taxonomy 207ND0101X · Licence 101058507 (VA)

Record details

NPI number1619943644
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 28, 2006
Last updated in NPPESAugust 8, 2017

Medicare enrollment

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

Medicare specialtyMICROGRAPHIC DERMATOLOGIC SURGERY (MDS)
Also practisesDERMATOLOGY
Medical schoolNEW YORK MEDICAL COLLEGE
Graduated 1986 (40 years in practice)
Group practice Anne Arundel Dermatology Pa — 127 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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