Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Bonnie Teresa Mackool, MD

Dermatology Physician in Boston, MA · enumerated 2006.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1114999000

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Registry record

Entity type Individual (Type 1)

Name Dr. Bonnie Teresa Mackool

Credential MD

Sex Female

Practice address 50 Staniford St, Suite 200, Boston, MA, 02114

Phone (617) 726-2914

Fax (617) 724-2135

Enumeration date Feb 3, 2006

Last updated in NPPES Nov 30, 2012

Taxonomy & licenses

207N00000X Dermatology Physician Allopathic & Osteopathic Physicians · License 76647 (MA) Primary

207N00000X Dermatology Physician Allopathic & Osteopathic Physicians · License G81270 (CA) Secondary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
3107621	Medicaid	MA	-
J13548	Other	MA	BCBS MA
729619	Other	MA	TUFTS HEALTH PLAN

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Bonnie Mackool?

The National Provider Identifier (NPI) for Bonnie Mackool is 1114999000, a Type 1 (individual) record in the CMS NPPES registry.

Where does Bonnie Mackool practice?

The practice location on file with NPPES is in Boston, MA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-11-30.