DR. MARK JOSEPH LONERGAN D.M.D.
NPI 1952384521
Dentist - Oral and Maxillofacial Surgery in Holland, MI

Q: What is Mark Lonergan's NPI number?

The NPI number for Mark Lonergan is 1952384521. It was assigned to this individual provider in the NPPES registry on November 28, 2005.

Q: What is Mark Lonergan's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Oral and Maxillofacial Surgery, with taxonomy code 1223S0112X.

Q: When was this NPI record last updated?

The NPPES record for Mark Lonergan 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 2 months 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 November 28, 2005

601 MICHIGAN AVE, SUITE 200, HOLLAND, MI 49423(616) 392-2329(616) 392-9610 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

On this page

About Dr. Mark Joseph Lonergan D.m.d. NPPES

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

DR. MARK JOSEPH LONERGAN D.M.D. (NPI 1952384521) is an individual oral and maxillofacial surgery provider in Holland, Michigan, licensed in Pennsylvania (2901016242) and active in the NPI registry since November 2005.

NPPES Registry Identity

NPI1952384521

Entity TypeIndividualMale

Primary Taxonomy1223S0112X

Provider Legal NameDR. MARK JOSEPH LONERGANCredential: D.M.D.

Location Address601 MICHIGAN AVE, SUITE 200Holland, MI 49423-4951

Mailing Address601 Michigan Ave, Suite 200Holland, MI 49423-4951 · (616) 392-2329 · Fax (616) 392-9610

Phone(616) 392-2329

Fax(616) 392-9610

Sole ProprietorNo

Enumeration DateNovember 28, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1952384521 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · Oral and Maxillofacial SurgeryDental Providers

Taxonomy Code1223S0112X

License✔ Licensed in PA · 2901016242

Definition

An oral and maxillofacial surgery dentist specialized in the diagnosis, surgical and adjunctive treatment of diseases, injuries and defects involving both the functional and esthetic aspects of the hard and soft tissues of the oral and maxillofacial region.

601 MICHIGAN AVE, Holland, MI 49423

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Other Identifiers 4

Medicaid2987145MI

Other9757060360MI · Bcbs Medical

Medicaid2980879MI

OtherD162420MI · Bcbs Dental

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BEST Life, Blue Cross and Blue Shield of Alabama, Blue Cross and Blue Shield of Montana and more.Insurance ›

Other Providers at the Same Location NPPES 9

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

DR. BRITTANY ANGEL MAILLOUX-KROSS DDS

Dentist (General Practice)

601 MICHIGAN AVE, STE 106
HOLLAND, MI 49423

Allegan County (616) 392-3717

WEST MICHIGAN ORAL AND MAXILLOFACIAL SURGERY PC

Dentist (Oral and Maxillofacial Surgery)

601 MICHIGAN AVE, SUITE 200
HOLLAND, MI 49423

Allegan County (616) 530-4710

PAMELA SUE TERBORG PT

Physical Therapist

601 MICHIGAN AVE, SUITE 220
HOLLAND, MI 49423

Allegan County (616) 355-4284

NICHOLAS PLATKO DPT

Physical Therapist

601 MICHIGAN AVE, SUITE 220
HOLLAND, MI 49423

Allegan County (616) 355-4284

ALLIANCE PHYSICAL THERAPY GROUP LLC

Physical Therapist

601 MICHIGAN AVE, SUITE 220
HOLLAND, MI 49423

Allegan County (616) 355-4284

DR. CLARE ROYCE VAN WIEREN D.D.S.

Dentist (Oral and Maxillofacial Surgery)

601 MICHIGAN AVE, SUITE 200
HOLLAND, MI 49423

Allegan County (616) 392-5573

KORRIE LEE ASHWORTH PT

Physical Therapist

601 MICHIGAN AVE, STE 102
HOLLAND, MI 49423

Allegan County (616) 796-9373

SABRINA M AMBROSE PTA

Physical Therapy Assistant

601 MICHIGAN AVE, SUITE 201
HOLLAND, MI 49423

Allegan County (616) 355-4284

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 Mark Lonergan's NPI number?

The NPI number for Mark Lonergan is 1952384521. It was assigned to this individual provider in the NPPES registry on November 28, 2005.

Where is Mark Lonergan located?

Mark Lonergan practices at 601 Michigan Ave Suite 200, Holland, MI 49423. The listed phone number is (616) 392-2329.

What is Mark Lonergan's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Oral and Maxillofacial Surgery, with taxonomy code 1223S0112X.

What insurance does Mark Lonergan accept?

Health plans from BEST Life, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Blue Cross and Blue Shield of Alabama, Blue Cross and Blue Shield of Montana and Blue Cross and Blue Shield of Oklahoma and 8 other insurers list Mark Lonergan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mark Lonergan 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 2 months 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.