DESIREE SIERRA VELEZ MD
NPI 1558762203
Pediatrics - Pediatric Gastroenterology in Boston, MA

Q: What is Desiree Sierra Velez's NPI number?

The NPI number for Desiree Sierra Velez is 1558762203. It was assigned to this individual provider in the NPPES registry on September 12, 2014.

Q: What is Desiree Sierra Velez's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Gastroenterology, with taxonomy code 2080P0206X.

Active since September 12, 2014PECOS EnrolledAccepts Medicare Assignment

300 LONGWOOD AVE, BOSTON, MA 02115(617) 355-6000 Get Directions Write a Review

NPPES record last updated: December 1, 2025. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Dec 1, 2025, Apr 2, 2021, Aug 14, 2019 and 1 more (4 updates tracked since 2018).

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About Desiree Sierra Velez Md NPPES

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

DESIREE SIERRA VELEZ MD (NPI 1558762203) is an individual pediatric gastroenterology provider in Boston, Massachusetts, licensed in Massachusetts (275022) and active in the NPI registry since September 2014. She is enrolled in Medicare PECOS, is affiliated with Boston Children's Hospital, and is a graduate of University Of Puerto Rico School Of Medicine (2015).

NPPES Registry Identity

NPI1558762203

Entity TypeIndividualFemale

Primary Taxonomy2080P0206X

Provider Legal NameDESIREE SIERRA VELEZCredential: MD

Location Address300 LONGWOOD AVEBoston, MA 02115-5724

Mailing Address300 Longwood AveBoston, MA 02115-5724

Phone(617) 355-6000

Sole ProprietorNo

Medical School CMSUniversity Of Puerto Rico School Of MedicineGraduated 2015

Enumeration DateSeptember 12, 2014

Last NPPES UpdateDecember 1, 20254 updates tracked since enumeration

NPPES CertifiedDecember 1, 2025

✔ NPI 1558762203 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyPediatrics · Pediatric GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code2080P0206X

License✔ Licensed in MA · 275022

Definition

A pediatrician who specializes in the diagnosis and treatment of diseases of the digestive systems of infants, children and adolescents. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using lighted scopes to see internal organs.

Also ListedPediatricsTaxonomy 208000000X · License 275022 (MA)

Also ListedPediatrics · Obesity MedicineTaxonomy 2080B0002X · License 275022 (MA)

Also ListedPediatrics · Physician Nutrition SpecialistTaxonomy 2080P1004X · License 275022 (MA)

300 LONGWOOD AVE, Boston, MA 02115

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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

Desiree Sierra Velez Md 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 ID8224388392

PECOS Enrollment IDI20220329002639

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.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Boston Children's Hospital

Childrens · Boston, MA

OwnershipVoluntary non-profit - Private

CMS Certification Number223302

Location300 Longwood AvenueBoston, MA 02115 · Suffolk County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02115 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

$144.11 typical visit price

range $63.72 – $189.86

Typical copayment $36.02 (range $15.93 – $47.46)

Most-billed visit code 99204

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.

JULIE ANN HANSEN LCSW

Social Worker (Clinical)

300 LONGWOOD AVE
BOSTON, MA 02115

Suffolk County (857) 218-4309

MS. ANNA ROGLIERI

Nurse Practitioner (Psychiatric/Mental Health)

300 LONGWOOD AVE
BOSTON, MA 02115

Suffolk County (617) 355-6000

STEPHEN G. FLYNN M.D.

Anesthesiology (Pediatric Anesthesiology)

300 LONGWOOD AVE
BOSTON, MA 02115

Suffolk County (617) 355-6000

MRS. LAUREN ASHLEY SHARIS P.T., D.P.T

Physical Therapist

300 LONGWOOD AVE
BOSTON, MA 02115

Suffolk County (617) 355-7216

MS. SOYUN KWAN LICSW

Social Worker (Clinical)

300 LONGWOOD AVE, CHILDREN'S HOSPITAL BOSTON
BOSTON, MA 02115

Suffolk County (617) 355-0567

PUJA BANKA M.D.

Pediatrics

300 LONGWOOD AVE, BADER 203
BOSTON, MA 02115

Suffolk County (617) 355-6363

MR. COURTNEY SULLIVAN FRATTO CPNP

Nurse Practitioner (Pediatrics)

300 LONGWOOD AVE, HUNNEWELL BUILDING 322
BOSTON, MA 02115

Suffolk County (857) 218-4085

DR. ELIZABETH S TAGLAUER M.D., PH.D.

Pediatrics (Neonatal-Perinatal Medicine)

300 LONGWOOD AVE
BOSTON, MA 02115

Suffolk County (617) 355-6000

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 Desiree Sierra Velez's NPI number?

The NPI number for Desiree Sierra Velez is 1558762203. It was assigned to this individual provider in the NPPES registry on September 12, 2014.

Where is Desiree Sierra Velez located?

Desiree Sierra Velez practices at 300 Longwood Ave, Boston, MA 02115. The listed phone number is (617) 355-6000.

What is Desiree Sierra Velez's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Gastroenterology, with taxonomy code 2080P0206X.

Is Desiree Sierra Velez enrolled in Medicare?

Yes. Desiree Sierra Velez 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.

Is Desiree Sierra Velez affiliated with any hospitals?

According to CMS data, Desiree Sierra Velez is affiliated with Boston Children's Hospital.

When was this NPI record last updated?

The NPPES record for Desiree Sierra Velez was last updated on December 1, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.