Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MICHAEL B LIBBY DDS
NPI 1538103171
Dentist - General Practice in Old Town, ME

Q: What is Michael Libby's NPI number?

The NPI number for Michael Libby is 1538103171. It was assigned to this individual provider in the NPPES registry on June 15, 2006.

Q: What is Michael Libby's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Q: When was this NPI record last updated?

The NPPES record for Michael Libby was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 55 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since June 15, 2006

15 GOLDSMITH LN, OLD TOWN, ME 04468(207) 827-7179(207) 827-8374 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

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About Michael B Libby Dds NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MICHAEL B LIBBY DDS (NPI 1538103171) is an individual general practice provider in Old Town, Maine, licensed in Maine (2930) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1538103171

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameMICHAEL B LIBBYCredential: DDS

Location Address15 GOLDSMITH LNOld Town, ME 04468-1489

Mailing Address15 Goldsmith Ln, P.o. Box 493Old Town, ME 04468-1489 · (207) 827-7179 · Fax (207) 827-8374

Phone(207) 827-7179

Fax(207) 827-8374

Sole ProprietorNo

Enumeration DateJune 15, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1538103171 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in ME · 2930

Definition

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

15 GOLDSMITH LN, Old Town, ME 04468

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Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

RJ DENTAL PA

Clinic/Center (Dental)

15 GOLDSMITH LN
OLD TOWN, ME 04468

Penobscot County (207) 827-7179

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Michael Libby's NPI number?

The NPI number for Michael Libby is 1538103171. It was assigned to this individual provider in the NPPES registry on June 15, 2006.

Where is Michael Libby located?

Michael Libby practices at 15 Goldsmith Ln, Old Town, ME 04468. The listed phone number is (207) 827-7179.

What is Michael Libby's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

When was this NPI record last updated?

The NPPES record for Michael Libby was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 55 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.