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

Dr. Montserrat Diaz-Abad, MD

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1326246265

Dr. Montserrat Diaz-Abad, MD is a Sleep Medicine in Baltimore, Maryland. Qualified in 1997, 29 years ago. Practices with University of Maryland Physicians PA, a 390-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Maryland.

Years since qualifying
29
Licensed in
MD
In the registry since
2007
Specialties on file
3
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

22 S Greene St
Baltimore, MD 21201-1544
Phone: (410) 706-5549
Fax: (410) 706-8162
Show map & directions

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

Specialties & licences

Sleep Medicine (Internal Medicine) Physician (primary) Taxonomy 207RS0012X · Licence D66093 (MD)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence D66093 (MD)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence D66093 (MD)

Record details

NPI number1326246265
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 3, 2007
Last updated in NPPESOctober 15, 2012

Medicare enrollment

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

Medicare specialtySLEEP MEDICINE
Also practisesCRITICAL CARE (INTENSIVISTS), INTERNAL MEDICINE, PULMONARY DISEASE
Medical schoolOTHER
Graduated 1997 (29 years in practice)
Group practice University Of Maryland Physicians Pa — 390 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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