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

Individual provider Anesthesiology Physician · NPI 1245279231

Mark H Sloan, MD is an Anesthesiology in Springfield, Massachusetts. Graduated from State University of New York at Buffalo School of Medicine in 1985, 41 years ago. Practices with Mass General Brigham Medical Group Western Massachusetts Inc, a 293-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
41
Trained at
State University of New York at Buffalo School of Medicine
Licensed in
MA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

3550 Main St Ste 103
Springfield, MA 01107-1089
Phone: (413) 788-9700
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 58292 (MA)

Record details

NPI number1245279231
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 5, 2006
Last updated in NPPESJuly 13, 2026
Mailing address11 Scarborough Rd, Simsbury, CT 06070-1257

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolSTATE UNIVERSITY OF NEW YORK AT BUFFALO SCHOOL OF MEDICINE
Graduated 1985 (41 years in practice)
Group practice Mass General Brigham Medical Group Western Massachusetts Inc — 293 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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