DR. JULIA KATHRYN WELD (DO) – Pediatric Cardiology Physician, NPI 1033503198

DR. JULIA KATHRYN WELD (DO) is a healthcare provider. based in Boston, Massachusetts. specializing in CARDIOVASCULAR DISEASE (CARDIOLOGY). They hold the professional credentials DO. They hold a License No. 294217-1 (NY). The NPI Number for DR. JULIA KATHRYN WELD (DO) is 1033503198

Main info

Female
11 Years Of Experience
Accepts Medicare Assignment
Name
DR. JULIA KATHRYN WELD (DO)
NPI
1033503198
Phone
(617) 355-6000
Address
300 LONGWOOD AVE
Enumeration Date
26 March 2015
Last Update Date
5 October 2023

Doctor Profile

Medical School Name
OTHER
Secondary Phone
6173556000
Graduation Year
2015 (11 years ago)
PAC ID
1355698648
Group Practice PAC ID
8729071675
Professional Enrollment ID
I20231018003414
Address ID
MA021155724BO300XXAVEX300

Contacts

Main Contact
CHOP
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience69
Completeness85
Years active:11State licenses:3Other namesUpdated within 12 months

1,398 CARDIOVASCULAR DISEASE (CARDIOLOGY) in MA

Provider Addresses for DR. JULIA KATHRYN WELD (DO)

  • 300 LONGWOOD AVE

    BOSTON, MA 021155724

    Phone: (617) 355-6000

    Type: Mailing

  • 47 NEW SCOTLAND AVE

    DEPARTMENT OF PEDIATRICS

    ALBANY, NY 122083412

    Phone:

    Type: Mailing

  • 3401 CIVIC CENTER BLVD

    PHILADELPHIA, PA 191044319

    Phone:

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2023-10-18

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20231018003414ICardiovascular Disease (Cardiology)MATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 02115)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 8729071675View full group profile
NameSpecialtyState
Cardiovascular Disease (Cardiology)MA
Critical Care (Intensivists), Cardiovascular Disease (Cardiology)TX
Pediatric Medicine, Cardiovascular Disease (Cardiology)CO
Cardiovascular Disease (Cardiology)MA
Cardiovascular Disease (Cardiology)MA
-MA
Cardiovascular Disease (Cardiology), Internal MedicineMA
Cardiovascular Disease (Cardiology), Pediatric MedicineMA
Cardiovascular Disease (Cardiology), Pediatric MedicineMA
Pediatric Medicine, Critical Care (Intensivists)TX

Reviews

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Frequently asked questions

Can I cross-check DR. JULIA KATHRYN WELD (DO) using NPI 1033503198?
NPI 1033503198 belongs to DR. JULIA KATHRYN WELD (DO); compare other details if you need extra assurance.
Would DR. JULIA KATHRYN WELD (DO) appear as active to a payer?
You can treat DR. JULIA KATHRYN WELD (DO) as active for directory purposes; confirm clinical privileges separately.
What area of care is associated with DR. JULIA KATHRYN WELD (DO)?
DR. JULIA KATHRYN WELD (DO)'s record emphasizes Pediatric Cardiology Physician. Clinical services aligned with this taxonomy classification.
What locale is associated with DR. JULIA KATHRYN WELD (DO)?
Directory geography for DR. JULIA KATHRYN WELD (DO) centers on Boston, Massachusetts.
Does DR. JULIA KATHRYN WELD (DO) accept insurance?
Insurance participation is not part of the core NPI extract — call the plan or office to confirm.

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