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DR. DENISE E. YOUSSEF M.D.
NPI 1083636989
Pediatrics in Nashua, NH

Active since July 23, 2006PECOS Enrolled
591 W HOLLIS ST, NASHUA, NH 03062(603) 577-4440 Get Directions Write a Review

NPPES record last updated: July 21, 2011. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Denise E. Youssef M.d. NPPES

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

DR. DENISE E. YOUSSEF M.D. (NPI 1083636989) is an individual pediatrics provider in Nashua, New Hampshire, licensed in New Hampshire (11724) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1083636989
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameDR. DENISE E. YOUSSEFCredential: M.D.
Location Address591 W HOLLIS STNashua, NH 03062-1323
Mailing Address591 W Hollis StNashua, NH 03062-1323 · (603) 577-4440
Phone(603) 577-4440
Sole ProprietorNo
Enumeration DateJuly 23, 2006
Last NPPES UpdateJuly 21, 2011
✔ NPI 1083636989 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in NH · 11724
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
591 W HOLLIS ST, Nashua, NH 03062
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Other Identifiers 3

Medicare UPINH71167
Medicaid30203312NH
Medicare PINRE6943NH

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Denise E. Youssef M.d. 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.

Medicare Billing Reassignments

2

Medicare enrollment records show Denise Youssef reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mary Hitchcock Memorial Hospital
20 mi
Psychiatric Hospital
218 EAST RD
Hampstead, NH 03841
  • Reassigned Medicare billing, New Hampshire enrollment
  • 2,620 clinicians in this Medicare group
NPI 1699584219 (603) 650-5000
Dartmouth-Hitchcock Clinic
41 mi
Rehabilitation, Substance Use Disorder
24 RAILROAD ST
Keene, NH 03431
  • Reassigned Medicare billing, New Hampshire enrollment
  • 2,999 clinicians in this Medicare group
NPI 1174176861 (603) 354-5400

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 03062 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
$101.54 typical visit price
range $18.70 – $142.15
Typical copayment $25.38 (range $4.67 – $35.53)
Most-billed visit code 99214
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 10

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

DARLA L. THYNG MD
Family Medicine
591 W HOLLIS ST
NASHUA, NH 03062
Hillsborough County (603) 577-4440
DR. MITCHELL FRUMKIN M.D.
Pediatrics
591 W HOLLIS ST
NASHUA, NH 03062
Hillsborough County (603) 577-4400
DR. STACEY A KOPP MD
Pediatrics
591 W HOLLIS ST
NASHUA, NH 03062
Hillsborough County (603) 577-4400
QUEST DIAGNOSTICS INCORPORATED
Clinical Medical Laboratory
591 W HOLLIS ST
NASHUA, NH 03062
Hillsborough County (603) 577-4066
DR. ANDREW JEFFREY SCHUMAN M.D.
Pediatrics
591 W HOLLIS ST
NASHUA, NH 03062
Hillsborough County (603) 577-4440
DR. ABNER FARRER TAUB M.D.
Pediatrics
591 W HOLLIS ST
NASHUA, NH 03062
Hillsborough County (603) 577-4440
DR. LILIANE ADELE SZNYCER MD
Pediatrics
591 W HOLLIS ST
NASHUA, NH 03062
Hillsborough County (603) 577-4440
DR. MITCHELL ROBERT YOUNG M.D.
Family Medicine
591 W HOLLIS ST
NASHUA, NH 03062
Hillsborough County (603) 577-4440

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 Denise Youssef's NPI number?

The NPI number for Denise Youssef is 1083636989. It was assigned to this individual provider in the NPPES registry on July 23, 2006.

Where is Denise Youssef located?

Denise Youssef practices at 591 W Hollis St, Nashua, NH 03062. The listed phone number is (603) 577-4440.

What is Denise Youssef's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Denise Youssef enrolled in Medicare?

Yes. Denise Youssef is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Denise Youssef's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Denise Youssef reassigns Medicare benefits to 2 organizations: Mary Hitchcock Memorial Hospital (Hampstead, NH) and Dartmouth-Hitchcock Clinic (Keene, NH). Each 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 Denise Youssef's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Denise Youssef accept?

Health plans from Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care and Taro Health list Denise Youssef 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 Denise Youssef was last updated on July 21, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.