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KATHLEEN E SULLIVAN M.D. PHD
NPI 1831106863
Pediatrics - Pediatric Allergy/Immunology in Philadelphia, PA

Active since August 02, 2006PECOS EnrolledAccepts Medicare Assignment
3550 MARKET ST FL 3, CHILDREN'S HOSPITAL OF PHILADELPHIA - ALLERGY & IMMUN, PHILADELPHIA, PA 19104(215) 590-2549(215) 590-4529 Get Directions Write a Review

NPPES record last updated: October 30, 2014. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Kathleen E Sullivan M.d. Phd NPPES

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

KATHLEEN E SULLIVAN M.D. PHD (NPI 1831106863) is an individual pediatric allergy/immunology provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD050758L) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS and is a graduate of University Of California, San Francisco School Of Medicine (1988).

NPPES Registry Identity

NPI1831106863
Entity TypeIndividualFemale
Primary Taxonomy2080P0201X
Provider Legal NameKATHLEEN E SULLIVANCredential: M.D. PHD
Location Address3550 MARKET ST FL 3, CHILDREN'S HOSPITAL OF PHILADELPHIA - ALLERGY & IMMUNPhiladelphia, PA 19104-3365
Mailing Address100 E Penn Sq, 9th FloorPhiladelphia, PA 19107-3323 · (267) 425-9258 · Fax (267) 425-9299
Phone(215) 590-2549
Fax(215) 590-4529
Sole ProprietorNo
Medical School CMSUniversity Of California, San Francisco School Of MedicineGraduated 1988
Enumeration DateAugust 2, 2006
Last NPPES UpdateOctober 30, 2014
✔ NPI 1831106863 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyPediatrics · Pediatric Allergy/ImmunologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0201X
License✔ Licensed in PA · MD050758L
Definition
A pediatrician who specializes in the diagnosis and treatment of allergies, allergic reactions, and immunologic diseases in children.
Also ListedPediatricsTaxonomy 208000000X · License MD050758L (PA)
Also ListedPediatrics · Clinical & Laboratory ImmunologyTaxonomy 2080I0007X · License MD050758L (PA)
Also ListedPediatrics · Pediatric RheumatologyTaxonomy 2080P0216X · License MD050758L (PA)
3550 MARKET ST FL 3, Philadelphia, PA 19104
Open in Google Maps ↗

Other Identifiers 4

Medicaid001431101PA
Medicaid5617308NJ
Medicare UPINF66425
Medicare ID-Type Unspecified157944PA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Kathleen E Sullivan M.d. Phd 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 ID7911058078
PECOS Enrollment IDI20090630000617
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 Kathleen Sullivan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Childrens Health Care Associates, Inc
0.5 mi
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.

IRENE NGAR YEE FUNG M.D.
Pediatrics (Pediatric Allergy/Immunology)
3550 MARKET ST FL 3, CHILDREN'S HOSPITAL OF PHILADELPHIA - ALLERGY & IMMUN
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-2549
JONATHAN M SPERGEL M.D.
Pediatrics (Pediatric Allergy/Immunology)
3550 MARKET ST FL 3, CHILDREN'S HOSPITAL OF PHILADELPHIA - ALLERGY & IMMUN
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-2549
KAITLIN MCHENRY CPNP, CRNP
Nurse Practitioner (Pediatrics)
3550 MARKET ST FL 3
PHILADELPHIA, PA 19104
Philadelphia County (215) 287-5596
NATALIA CHRISTINE ORLOFF
Psychologist (Clinical)
3550 MARKET ST FL 3
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-7555
HILLARY A KRUGER M.D.
Pediatrics (Developmental - Behavioral Pediatrics)
3550 MARKET ST FL 3, CHILDREN'S HOSPITAL OF PHILADELPHIA - CHILD DEVELOPMENT
PHILADELPHIA, PA 19104
Philadelphia County (267) 425-5200
DR. JENNIFER REBECCA HEIMALL MD
Pediatrics (Pediatric Allergy/Immunology)
3550 MARKET ST FL 3, CHILDRENS HOSPITAL OF PHILADELPHIA - ALLERGY AND IMMUN
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-2549
JAMES CORRY M.D.
Pediatrics (Pediatric Allergy/Immunology)
3550 MARKET ST FL 3, CHILDREN'S HOSPITAL OF PHILADELPHIA - ALLERGY & IMMUN
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-2549
SHIANG-JU KUNG M.D.
Pediatrics (Pediatric Allergy/Immunology)
3550 MARKET ST FL 3, CHILDREN'S HOSPITAL OF PHILADELPHIA - ALLERGY & IMMUN
PHILADELPHIA, PA 19104
Philadelphia County (215) 590-2549

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 Kathleen Sullivan's NPI number?

The NPI number for Kathleen Sullivan is 1831106863. It was assigned to this individual provider in the NPPES registry on August 2, 2006.

Where is Kathleen Sullivan located?

Kathleen Sullivan practices at 3550 Market St Fl 3 Children's Hospital Of Philadelphia - Allergy & Immun, Philadelphia, PA 19104. The listed phone number is (215) 590-2549.

What is Kathleen Sullivan's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Allergy/Immunology, with taxonomy code 2080P0201X.

Is Kathleen Sullivan enrolled in Medicare?

Yes. Kathleen Sullivan 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.

Which organization bills Medicare for Kathleen Sullivan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kathleen Sullivan 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 Kathleen Sullivan'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 Kathleen Sullivan was last updated on October 30, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.