DR. MICHAEL JOHN MACK D.D.S.
NPI 1508952375
Dentist - General Practice in Cos Cob, CT

Q: What is Michael Mack's NPI number?

The NPI number for Michael Mack is 1508952375. It was assigned to this individual provider in the NPPES registry on October 5, 2006.

Q: What is Michael Mack'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 Mack was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.

Active since October 05, 2006PECOS Enrolled

40 E. PUTNAM AVE., COS COB, CT 06807(203) 661-2279(203) 869-2261 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Michael John Mack D.d.s. NPPES

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

DR. MICHAEL JOHN MACK D.D.S. (NPI 1508952375) is an individual general practice provider in Cos Cob, Connecticut, licensed in Connecticut (005247) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1508952375

Entity TypeIndividualMale

Primary Taxonomy1223G0001X

Provider Legal NameDR. MICHAEL JOHN MACKCredential: D.D.S.

Location Address40 E. PUTNAM AVE.Cos Cob, CT 06807

Mailing Address40 E. Putnam Ave.Cos Cob, CT 06807 · (203) 661-2279 · Fax (203) 869-2261

Phone(203) 661-2279

Fax(203) 869-2261

Sole ProprietorYes

Enumeration DateOctober 5, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1508952375 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in CT · 005247

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.

40 E. PUTNAM AVE., Cos Cob, CT 06807

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Michael John Mack D.d.s. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06807 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$93.86 typical visit price

range $60.82 – $183.10

Typical copayment $23.46 (range $15.20 – $45.77)

Most-billed visit code 99203

Established Patient

$75.55 typical visit price

range $19.76 – $149.26

Typical copayment $18.88 (range $4.94 – $37.31)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Mack's NPI number?

The NPI number for Michael Mack is 1508952375. It was assigned to this individual provider in the NPPES registry on October 5, 2006.

Where is Michael Mack located?

Michael Mack practices at 40 E. Putnam Ave., Cos Cob, CT 06807. The listed phone number is (203) 661-2279.

What is Michael Mack's specialty?

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

Is Michael Mack enrolled in Medicare?

Yes. Michael Mack is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Michael Mack was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.