Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Pierre-Olivier Grenier, MD

Individual provider Pediatric Dermatology Physician · NPI 1144881160

Dr. Pierre-Olivier Grenier, MD is a Dermatology in Boston, Massachusetts. Qualified in 2013, 13 years ago. Practices with Children's Hospital Pediatric Associates, Inc, a 336-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
13
Licensed in
MA
In the registry since
2019
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

300 Longwood Ave
Boston, MA 02115
Phone: (617) 355-6117
Fax: (617) 730-0308
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Dermatology Physician (primary) Taxonomy 207NP0225X · Licence 293663 (MA)

Record details

NPI number1144881160
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 21, 2019
Last updated in NPPESAugust 24, 2022
Certification dateAugust 24, 2022

Medicare enrollment

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

Medicare specialtyDERMATOLOGY
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice Children'S Hospital Pediatric Associates, Inc — 336 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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