MERRIMACK VALLEY FOOT SPECIALISTS, INC
NPI 1659502920
Podiatrist - Foot & Ankle Surgery in Haverhill, MA

Q: What is Merrimack Valley Foot Specialists, Inc's specialty?

The primary specialty registered for this NPI is Podiatrist, specializing in Foot & Ankle Surgery, with taxonomy code 213ES0103X.

Active since August 04, 2009

62 BROWN ST, SUITE 502, HAVERHILL, MA 01830(978) 556-9700(978) 521-8542 Get Directions Write a Review

NPPES record last updated: June 10, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Merrimack Valley Foot Specialists, Inc NPPES

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

MERRIMACK VALLEY FOOT SPECIALISTS, INC (NPI 1659502920), doing business as Merrimack Valley Foot Specialists, is a healthcare organization registered as a foot & ankle surgery in Haverhill, Massachusetts and active in the NPI registry since August 2009. The organization lists David H Greenblott, Owner, as its authorized official.

NPPES Registry Identity

NPI1659502920

Entity TypeOrganization

Primary Taxonomy213ES0103X

Legal Business NameMERRIMACK VALLEY FOOT SPECIALISTS, INC

Location Address62 BROWN ST, SUITE 502Haverhill, MA 01830-6778

Mailing Address62 Brown St, Suite 502Haverhill, MA 01830-6778 · (978) 556-9700 · Fax (978) 521-8542

Phone(978) 556-9700

Fax(978) 521-8542

Organization SubpartNo

Authorized OfficialDavid H GreenblottOwner · (978) 556-9700

Enumeration DateAugust 4, 2009

Last NPPES UpdateJune 10, 2025

NPPES CertifiedJune 10, 2025

✔ NPI 1659502920 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPodiatrist · Foot & Ankle SurgeryPodiatric Medicine & Surgery Service Providers

Taxonomy Code213ES0103X

62 BROWN ST, Haverhill, MA 01830

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Other Names 1

Former Legal Business NameMerrimack Valley Foot Specialists

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

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Merrimack Valley Foot Specialists, Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 2 clinicians reassign Medicare billing to Merrimack Valley Foot Specialists, Inc, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

David Greenblott, DPM

Podiatry

NPI 1265546212

62 BROWN ST STE 206
Haverhill, MA 01830

(978) 556-9700

✔ PECOS✔ Accepts MedicareSame address

Debra Eisner, D.P.M

Podiatry

NPI 1841382595

62 BROWN ST STE 501
Haverhill, MA 01830

(978) 372-3201

✔ PECOS✔ Accepts MedicareSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Merrimack Valley Foot Specialists, Inc's NPI number?

The NPI number for Merrimack Valley Foot Specialists, Inc is 1659502920. It was assigned to this organization in the NPPES registry on August 4, 2009. The provider was formerly known as Merrimack Valley Foot Specialists.

Where is Merrimack Valley Foot Specialists, Inc located?

Merrimack Valley Foot Specialists, Inc is located at 62 Brown St Suite 502, Haverhill, MA 01830. The listed phone number is (978) 556-9700.

What is Merrimack Valley Foot Specialists, Inc's specialty?

The primary specialty registered for this NPI is Podiatrist, specializing in Foot & Ankle Surgery, with taxonomy code 213ES0103X.

Is Merrimack Valley Foot Specialists, Inc enrolled in Medicare?

Yes. Merrimack Valley Foot Specialists, Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Merrimack Valley Foot Specialists, Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Podiatry, reassign their Medicare billing to Merrimack Valley Foot Specialists, Inc. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Merrimack Valley Foot Specialists, Inc accept?

Health plans from Anthem Blue Cross and Blue Shield list Merrimack Valley Foot Specialists, Inc 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 Merrimack Valley Foot Specialists, Inc was last updated on June 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.