1. Home
  2. Directory
  3. Massachusetts
  4. Boston
  5. Pediatrics
  6. NPI Profile

MELISSA T NASS
NPI 1720205404
Pediatrics in Boston, MA

Active since April 20, 2007PECOS EnrolledAccepts Medicare Assignment
850 HARRISON AVENUE, YACC 5, BOSTON, MA 02118(617) 414-5946(617) 414-4541 Get Directions Write a Review

NPPES record last updated: November 18, 2013. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Melissa T Nass NPPES

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

MELISSA T NASS (NPI 1720205404) is an individual pediatrics provider in Boston, Massachusetts, licensed in Massachusetts (253734) and active in the NPI registry since April 2007. She is enrolled in Medicare PECOS and is a graduate of Tulane University School Of Medicine (2005).

NPPES Registry Identity

NPI1720205404
Entity TypeIndividualFemale
Primary Taxonomy208000000X
Provider Legal NameMELISSA T NASS
Location Address850 HARRISON AVENUE, YACC 5Boston, MA 02118
Mailing Address850 Harrison Ave, Yacc Bn-c7Boston, MA 02118-4001
Phone(617) 414-5946
Fax(617) 414-4541
Sole ProprietorNo
Medical School CMSTulane University School Of MedicineGraduated 2005
Enumeration DateApril 20, 2007
Last NPPES UpdateNovember 18, 2013
✔ NPI 1720205404 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in MA · 253734
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.
850 HARRISON AVENUE, Boston, MA 02118
Open in Google Maps ↗

Other Identifiers 2

Medicare PIN003113701MA
Medicaid110094987AMA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Melissa T Nass is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7517032931
PECOS Enrollment IDI20130306000496
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 02118 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
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
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 20

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

MARI J BENTLEY M.D.
Family Medicine
850 HARRISON AVENUE, YACC 5
BOSTON, MA 02118
Suffolk County (617) 414-2000
JESSICA C. BRICK MD
Pediatrics
850 HARRISON AVENUE, YACC 5
BOSTON, MA 02118
Suffolk County (617) 414-5946
MEGAN HAYES BAIR-MERRITT M.D.
Pediatrics
850 HARRISON AVENUE, YACC 5
BOSTON, MA 02118
Suffolk County (617) 414-5946
MARIE G. CANTAVE-AYER NP
Nurse Practitioner (Family)
850 HARRISON AVENUE, YACC, 3RD FLOOR
BOSTON, MA 02118
Suffolk County (617) 638-6100
ALEXA STARR DOUGHERTY CNM
Advanced Practice Midwife
850 HARRISON AVENUE, FL 4, YAWKEY BLDG
BOSTON, MA 02118
Suffolk County (617) 414-2000
MARSHA L TAHQUECHI CNM
Advanced Practice Midwife
850 HARRISON AVENUE, YACC 5
BOSTON, MA 02118
Suffolk County (617) 414-2000
SIGRIDE JEAN-SICARD NP
Nurse Practitioner (Pediatrics)
850 HARRISON AVENUE, YAWKEY 4
BOSTON, MA 02118
Suffolk County (617) 414-4363
MISS EMILY KATHRYN BURNS CNP
Nurse Practitioner (Women's Health)
850 HARRISON AVENUE, 5TH FLOOR YAWKEY
BOSTON, MA 02118
Suffolk County (617) 414-2000

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 Melissa Nass's NPI number?

The NPI number for Melissa Nass is 1720205404. It was assigned to this individual provider in the NPPES registry on April 20, 2007.

Where is Melissa Nass located?

Melissa Nass practices at 850 Harrison Avenue Yacc 5, Boston, MA 02118. The listed phone number is (617) 414-5946.

What is Melissa Nass's specialty?

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

Is Melissa Nass enrolled in Medicare?

Yes. Melissa Nass is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Melissa Nass was last updated on November 18, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.