OLGA DESIMONE MD
NPI 1821185463
Pediatrics - Neonatal-Perinatal Medicine in Newburyport, MA

Active since October 06, 2006PECOS Enrolled
25 HIGHLAND AVE, NEWBURYPORT, MA 01950(978) 834-8074(978) 834-8077 Get Directions Write a Review

NPPES record last updated: October 16, 2012. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Olga Desimone Md NPPES

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

OLGA DESIMONE MD (NPI 1821185463) is an individual neonatal-perinatal medicine provider in Newburyport, Massachusetts, licensed in Rhode Island (MD12689) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1821185463
Entity TypeIndividualFemale
Primary Taxonomy2080N0001X
Provider Legal NameOLGA DESIMONECredential: MD
Location Address25 HIGHLAND AVENewburyport, MA 01950-3867
Mailing Address24 Morrill PlAmesbury, MA 01913-3530 · (978) 834-8074 · Fax (978) 834-8077
Fax(978) 834-8077
Sole ProprietorNo
Enumeration DateOctober 6, 2006
Last NPPES UpdateOctober 16, 2012
✔ NPI 1821185463 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Neonatal-Perinatal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080N0001X
License✔ Licensed in RI · MD12689
Definition
A pediatrician who is the principal care provider for sick newborn infants. Clinical expertise is used for direct patient care and for consulting with obstetrical colleagues to plan for the care of mothers who have high-risk pregnancies.
25 HIGHLAND AVE, Newburyport, MA 01950

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Olga Desimone Md 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 Olga Desimone reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Pediatrics
800 WASHINGTON ST, BOX 1013
Boston, MA 02111
  • Reassigned Medicare billing, Massachusetts enrollment
  • 202 clinicians in this Medicare group
Pediatrics
300 LONGWOOD AVE
Boston, MA 02115
  • Reassigned Medicare billing, Massachusetts enrollment
  • 1,358 clinicians in this Medicare group

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

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.

Emergency Medicine
25 HIGHLAND AVE
NEWBURYPORT, MA 01950
Anesthesiology
25 HIGHLAND AVE
NEWBURYPORT, MA 01950
Emergency Medicine
25 HIGHLAND AVE, ANNA JAQUES HOSPITAL- EMERGENCY DEPT
NEWBURYPORT, MA 01950
Physician Assistant
25 HIGHLAND AVE
NEWBURYPORT, MA 01950
Nurse Anesthetist, Certified Registered
25 HIGHLAND AVE
NEWBURYPORT, MA 01950
Nurse Practitioner (Psychiatric/Mental Health)
25 HIGHLAND AVE
NEWBURYPORT, MA 01950
Emergency Medicine
25 HIGHLAND AVE
NEWBURYPORT, MA 01950
Hospitalist
25 HIGHLAND AVE
NEWBURYPORT, MA 01950

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 Olga Desimone's NPI number?

The NPI number for Olga Desimone is 1821185463. It was assigned to this individual provider in the NPPES registry on October 6, 2006.

Where is Olga Desimone located?

Olga Desimone practices at 25 Highland Ave, Newburyport, MA 01950. The listed phone number is (978) 834-8074.

What is Olga Desimone's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.

Is Olga Desimone enrolled in Medicare?

Yes. Olga Desimone is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Olga Desimone's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Olga Desimone reassigns Medicare benefits to 2 organizations: Pratt Pediatric Associates Inc (Boston, MA) and Children's Hospital Pediatric Associates, Inc (Boston, MA). 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 Olga Desimone's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Olga Desimone was last updated on October 16, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.