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DR. MARK LASAK MALLEK M.D.
NPI 1609841832
Internal Medicine - Gastroenterology in Nashua, NH

Active since February 21, 2006
280 MAIN ST, SUITE 340, NASHUA, NH 03060(603) 881-8000(603) 881-8001 Get Directions Write a Review

NPPES record last updated: July 9, 2007. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Mark Lasak Mallek M.d. NPPES

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

DR. MARK LASAK MALLEK M.D. (NPI 1609841832) is an individual gastroenterology provider in Nashua, New Hampshire, licensed in New Hampshire (6560) and active in the NPI registry since February 2006.

NPPES Registry Identity

NPI1609841832
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. MARK LASAK MALLEKCredential: M.D.
Location Address280 MAIN ST, SUITE 340Nashua, NH 03060-2919
Mailing Address280 Main St, Suite 340Nashua, NH 03060-2919 · (603) 881-8000 · Fax (603) 881-8001
Phone(603) 881-8000
Fax(603) 881-8001
Sole ProprietorNo
Enumeration DateFebruary 21, 2006
Last NPPES UpdateJuly 9, 2007
✔ NPI 1609841832 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in NH · 6560
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
280 MAIN ST, Nashua, NH 03060
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Other Identifiers 7

Medicare ID-Type UnspecifiedNH0335NH · Nh Medicare Id
Other404414MA · Tufts
OtherNH0335MA · Bcbs Of Ma
Medicaid82110335NH
Other0100335Y0NH01NH · Anthem Id
Other82110335NH · Harvard Id
Medicare UPIND03389NH

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.

PATRICIA LEE SARGENT DO
Pediatrics
280 MAIN ST, SUITE 410
NASHUA, NH 03060
Hillsborough County (603) 595-7388
PRAVEEN K SUCHDEV MD
Anesthesiology (Pain Medicine)
280 MAIN ST, STE 330
NASHUA, NH 03060
Hillsborough County (603) 577-3003
JULIANA BARBARA IVANOF CPNP-PC
Nurse Practitioner (Pediatrics)
280 MAIN ST
NASHUA, NH 03060
Hillsborough County (603) 594-6030
FOUNDATION MEDICAL PARTNERS INC
Durable Medical Equipment & Medical Supplies
280 MAIN ST
NASHUA, NH 03060
Hillsborough County (603) 577-2794
ELISSA MARIE MOISE DPT
Physical Therapist
280 MAIN ST, NCHA - SUITE 210A
NASHUA, NH 03060
Hillsborough County (603) 577-3050
LISA MARIE BRADSHAW NP
Nurse Practitioner (Family)
280 MAIN ST
NASHUA, NH 03060
Hillsborough County (603) 578-7411
JAYME L NEWELL APRN
Nurse Practitioner (Family)
280 MAIN ST
NASHUA, NH 03060
Hillsborough County (603) 577-2759
DR. SALVATORE JOSEPH VELLA JR. DO
Internal Medicine
280 MAIN ST, SECOND FLOOR
NASHUA, NH 03060
Hillsborough County (603) 577-3300

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 Mallek's NPI number?

The NPI number for Mark Mallek is 1609841832. It was assigned to this individual provider in the NPPES registry on February 21, 2006.

Where is Mark Mallek located?

Mark Mallek practices at 280 Main St Suite 340, Nashua, NH 03060. The listed phone number is (603) 881-8000.

What is Mark Mallek's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

When was this NPI record last updated?

The NPPES record for Mark Mallek was last updated on July 9, 2007. NPI Profile syncs with the weekly NPPES data releases published by CMS.