DR. MARK WILLIAM HARTZLER DMD
NPI 1215287271
Dentist - General Practice in Gorham, NH

Active since September 17, 2012PECOS Enrolled
22 EXCHANGE ST, GORHAM, NH 03581(603) 466-5015 Get Directions Write a Review

NPPES record last updated: January 3, 2013. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Mark William Hartzler Dmd NPPES

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

DR. MARK WILLIAM HARTZLER DMD (NPI 1215287271) is an individual general practice provider in Gorham, New Hampshire, licensed in New Hampshire (03961) and active in the NPI registry since September 2012. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1215287271
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. MARK WILLIAM HARTZLERCredential: DMD
Location Address22 EXCHANGE STGorham, NH 03581-1604
Mailing Address119 West StReading, MA 01867-3317 · (781) 942-1563
Sole ProprietorNo
Enumeration DateSeptember 17, 2012
Last NPPES UpdateJanuary 3, 2013
NPI 1215287271 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
Licenses Licensed in NH · 03961 Licensed in MA · DN1856094
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.

22 EXCHANGE ST, Gorham, NH 03581

Accepted Insurance

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. Mark William Hartzler Dmd 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 03581 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
$89.14 typical visit price
range $57.75 – $174.26
Typical copayment $22.28 (range $14.43 – $43.56)
Most-billed visit code 99203
Established Patient
$71.85 typical visit price
range $18.70 – $142.15
Typical copayment $17.96 (range $4.67 – $35.53)
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.

Other Providers at the Same Location NPPES 6

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

Dentist (General Practice)
22 EXCHANGE ST
GORHAM, NH 03581
Dentist
22 EXCHANGE ST
GORHAM, NH 03581
Dentist (General Practice)
22 EXCHANGE ST
GORHAM, NH 03581
Dentist
22 EXCHANGE ST
GORHAM, NH 03581
Dentist (General Practice)
22 EXCHANGE ST
GORHAM, NH 03581
Dentist (General Practice)
22 EXCHANGE ST
GORHAM, NH 03581

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 Hartzler's NPI number?

The NPI number for Mark Hartzler is 1215287271. It was assigned to this individual provider in the NPPES registry on September 17, 2012.

Where is Mark Hartzler located?

Mark Hartzler practices at 22 Exchange St, Gorham, NH 03581. The listed phone number is (603) 466-5015.

What is Mark Hartzler's specialty?

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

Is Mark Hartzler enrolled in Medicare?

Yes. Mark Hartzler is registered in the Medicare PECOS enrollment system.

What insurance does Mark Hartzler accept?

Health plans from Northeast Delta Dental list Mark Hartzler 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 Hartzler was last updated on January 3, 2013. NPI Profile syncs with the weekly NPPES data releases published by CMS.