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DI SUN M.D., MPH
NPI 1992152938
Allergy & Immunology in Philadelphia, PA

Active since May 19, 2016PECOS Enrolled
3401 CIVIC CENTER BLVD, PHILADELPHIA, PA 19104(215) 590-2549 Get Directions Write a Review

NPPES record last updated: September 14, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 14, 2021, May 19, 2016 (2 updates tracked since 2016).

About Di Sun M.d., Mph NPPES

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

DI SUN M.D., MPH (NPI 1992152938) is an individual allergy & immunology provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD470240) and active in the NPI registry since May 2016. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1992152938
Entity TypeIndividualFemale
Primary Taxonomy207K00000X
Provider Legal NameDI SUNCredential: M.D., MPH
Location Address3401 CIVIC CENTER BLVDPhiladelphia, PA 19104-4319
Mailing Address3401 Civic Center BlvdPhiladelphia, PA 19104-4319 · (215) 590-2549
Phone(215) 590-2549
Sole ProprietorYes
Enumeration DateMay 19, 2016
Last NPPES UpdateSeptember 14, 20212 updates tracked since enumeration
NPPES CertifiedSeptember 14, 2021
✔ NPI 1992152938 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians
Taxonomy Code207K00000X
License✔ Licensed in PA · MD470240
Definition
An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.
Also ListedPediatricsTaxonomy 208000000X · License 140431 (CA)
3401 CIVIC CENTER BLVD, Philadelphia, PA 19104
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Di Sun M.d., Mph 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 Reassignment

Medicare enrollment records show Di Sun reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Childrens Health Care Associates, Inc
Same address
Neurology
3401 CIVIC CENTER BLVD, CHILDREN'S HOSPITAL OF PHILADELPHIA
Philadelphia, PA 19104
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 1,225 clinicians in this Medicare group
NPI 1033204086 (215) 590-1000

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.

AARON DORFMAN M.D.
Pediatrics (Pediatric Cardiology)
3401 CIVIC CENTER BLVD, CHILDREN'S HOSPITAL OF PHILADELPHIA - CARDIOLOGY
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-4040
MS. NICOLE MARIE KOEPKE CRNP
Nurse Practitioner (Pediatrics)
3401 CIVIC CENTER BLVD, CHILDREN'S HOSPITAL OF PHILADELPHIA - EMERGENCY MED
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-1944
DR. CASSANDRA ALYS LIGH MD
Surgery (Plastic and Reconstructive Surgery)
3401 CIVIC CENTER BLVD
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-2208
DR. PREETI SOI
Psychiatry & Neurology (Child & Adolescent Psychiatry)
3401 CIVIC CENTER BLVD
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-7555
ROSALIND USHER M.D.
Pediatrics (Developmental - Behavioral Pediatrics)
3401 CIVIC CENTER BLVD, DIVISION OF DEVELOPMENTAL AND BEHAVIORAL PEDIATRICS
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-6336
DR. MATTHEW DAVID SCHREIER MD
Pediatrics (Pediatric Cardiology)
3401 CIVIC CENTER BLVD
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-1000
DR. TERRENCE CALDWELL JR. PHARMD
Pharmacist (Pediatrics)
3401 CIVIC CENTER BLVD
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-1000
ALYSSA STIEFEL CRNP
Nurse Practitioner (Pediatrics)
3401 CIVIC CENTER BLVD
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-1000

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 Di Sun's NPI number?

The NPI number for Di Sun is 1992152938. It was assigned to this individual provider in the NPPES registry on May 19, 2016.

Where is Di Sun located?

Di Sun practices at 3401 Civic Center Blvd, Philadelphia, PA 19104. The listed phone number is (215) 590-2549.

What is Di Sun's specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

Is Di Sun enrolled in Medicare?

Yes. Di Sun is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Di Sun's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Di Sun reassigns Medicare benefits to Childrens Health Care Associates, Inc (Philadelphia, PA). The 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 Di Sun'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 Di Sun was last updated on September 14, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.