MICHAEL J. OLDER, MD PC
NPI 1528495835
Specialist in Ayer, MA

Q: What is Michael J. Older, MD PC's NPI number?

The NPI number for Michael J. Older, MD PC is 1528495835. It was assigned to this organization in the NPPES registry on October 1, 2013.

Q: What is Michael J. Older, MD PC's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Active since October 01, 2013

190 GROTON RD, SUITE 190, AYER, MA 01432(978) 772-3547(978) 772-0558 Get Directions Write a Review

NPPES record last updated: October 1, 2013. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Michael J. Older, Md Pc NPPES

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

MICHAEL J. OLDER, MD PC (NPI 1528495835) is a healthcare organization registered as a specialist in Ayer, Massachusetts and active in the NPI registry since October 2013. The organization lists Michael J Older, President, as its authorized official.

NPPES Registry Identity

NPI1528495835

Entity TypeOrganization

Primary Taxonomy174400000X

Legal Business NameMICHAEL J. OLDER, MD PC

Location Address190 GROTON RD, SUITE 190Ayer, MA 01432-1124

Mailing Address190 Groton Rd, Suite 190Ayer, MA 01432-1124 · (978) 772-3547 · Fax (978) 772-0558

Phone(978) 772-3547

Fax(978) 772-0558

Organization SubpartNo

Authorized OfficialMichael J OlderPresident · (978) 772-3547

Enumeration DateOctober 1, 2013

✔ NPI 1528495835 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers

Taxonomy Code174400000X

License✔ Licensed in MA · 71640

Definition

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

190 GROTON RD, Ayer, MA 01432

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 20

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

STEVEN R. BRUSIE M.D.

Ophthalmology

190 GROTON RD
AYER, MA 01432

Middlesex County (978) 772-4000

CHRISTA L. MAXANT, INC.

Community/Behavioral Health

190 GROTON RD, SUITE 230
AYER, MA 01432

Middlesex County (978) 796-5054

MICHAEL JONATHAN OLDER M.D.

Internal Medicine (Gastroenterology)

190 GROTON RD, SUITE 190
AYER, MA 01432

Middlesex County (978) 772-3547

RICHARD P SCHWARTZ MD PC

Internal Medicine (Gastroenterology)

190 GROTON RD, SUITE 200
AYER, MA 01432

Middlesex County (978) 772-7500

MICHAEL V. ELMAN M.D., P.C.

Orthopaedic Surgery

190 GROTON RD, SUITE 170
AYER, MA 01432

Middlesex County (978) 772-2600

PAUL L GUNDERSON, M.D., P.C.

Eyewear Supplier

190 GROTON RD, SUITE 240
AYER, MA 01432

Middlesex County (978) 772-4000

JEFFREY P ARPIN M.D.

Surgery

190 GROTON RD, STE 210
AYER, MA 01432

Middlesex County (978) 772-6265

PRIMARY CARE SPECIALISTS INC.

Clinic/Center (Primary Care)

190 GROTON RD, SUITE 110
AYER, MA 01432

Middlesex County (978) 772-2780

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 J. Older, MD PC's NPI number?

The NPI number for Michael J. Older, MD PC is 1528495835. It was assigned to this organization in the NPPES registry on October 1, 2013.

Where is Michael J. Older, MD PC located?

Michael J. Older, MD PC is located at 190 Groton Rd Suite 190, Ayer, MA 01432. The listed phone number is (978) 772-3547.

What is Michael J. Older, MD PC's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

When was this NPI record last updated?

The NPPES record for Michael J. Older, MD PC was last updated on October 1, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years 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.