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DR. CAITLIN ASHLEIGH ENSOR MD, MS
NPI 1831681501
Pediatrics - Pediatric Rheumatology in Allentown, PA

Active since May 30, 2018PECOS Enrolled
1250 S CEDAR CREST BLVD STE 205, ALLENTOWN, PA 18103(610) 776-5038 Get Directions Write a Review

NPPES record last updated: August 13, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 13, 2026, Jul 14, 2022 (2 updates tracked since 2022).

About Dr. Caitlin Ashleigh Ensor Md, Ms NPPES

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

DR. CAITLIN ASHLEIGH ENSOR MD, MS (NPI 1831681501) is an individual pediatric rheumatology provider in Allentown, Pennsylvania, licensed in Pennsylvania (MD495368) and active in the NPI registry since May 2018. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1831681501
Entity TypeIndividualFemale
Primary Taxonomy2080P0216X
Provider Legal NameDR. CAITLIN ASHLEIGH ENSORCredential: MD, MS
Location Address1250 S CEDAR CREST BLVD STE 205Allentown, PA 18103-6271
Mailing Address2100 Mack Blvd Fl 4Allentown, PA 18103-5622
Phone(610) 776-5038
Sole ProprietorYes
Enumeration DateMay 30, 2018
Last NPPES UpdateAugust 13, 20262 updates tracked since enumeration
NPPES CertifiedAugust 13, 2026
✔ NPI 1831681501 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Pediatric RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0216X
Licenses✔ Licensed in PA · MD495368✔ Licensed in NY · 318361
Definition
A pediatrician who treats diseases of joints, muscle, bones and tendons. A pediatric rheumatologist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
1250 S CEDAR CREST BLVD STE 205, Allentown, PA 18103
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter Health, Ambetter Health of Delaware.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Caitlin Ashleigh Ensor Md, Ms 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 Caitlin Ensor reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Lehigh Valley Physician Group
Same address
Psychiatry
1250 S CEDAR CREST BLVD, SUITE 410
Allentown, PA 18103
  • Reassigned Medicare billing, Pennsylvania enrollment
  • 2,895 clinicians in this Medicare group
NPI 1003072752 (610) 402-3500

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.

MICHELLE ADAMS CRNP
Nurse Practitioner (Acute Care)
1250 S CEDAR CREST BLVD STE 205
ALLENTOWN, PA 18103
Lehigh County (610) 402-9116
MRS. SARAH M GINDER PA
Physician Assistant (Medical)
1250 S CEDAR CREST BLVD STE 205
ALLENTOWN, PA 18103
Lehigh County (610) 402-9116
GALO MARTIN SANCHEZ PALACIOS M.D.
Internal Medicine (Pulmonary Disease)
1250 S CEDAR CREST BLVD STE 205
ALLENTOWN, PA 18103
Lehigh County (610) 402-9116
DR. ROBERTO STEFAN FRATAMICO M.D.
Internal Medicine (Hematology & Oncology)
1250 S CEDAR CREST BLVD STE 205
ALLENTOWN, PA 18103
Lehigh County (610) 402-9116
DR. VIJAYASHREE SHRINIVAS MOKASHI MD
Internal Medicine (Hospice and Palliative Medicine)
1250 S CEDAR CREST BLVD STE 205
ALLENTOWN, PA 18103
Lehigh County (610) 402-0100
MUHAMMAD KASHIF MD
Internal Medicine (Pulmonary Disease)
1250 S CEDAR CREST BLVD STE 205
ALLENTOWN, PA 18103
Lehigh County (610) 402-9610
DR. BRIAN ROBERT MILLER D.O.
Internal Medicine (Pulmonary Disease)
1250 S CEDAR CREST BLVD STE 205
ALLENTOWN, PA 18103
Lehigh County (610) 402-9116
DR. CHRISTOPHER LENIVY DO
Internal Medicine (Pulmonary Disease)
1250 S CEDAR CREST BLVD STE 205
ALLENTOWN, PA 18103
Lehigh County (610) 402-9116

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 Caitlin Ensor's NPI number?

The NPI number for Caitlin Ensor is 1831681501. It was assigned to this individual provider in the NPPES registry on May 30, 2018.

Where is Caitlin Ensor located?

Caitlin Ensor practices at 1250 S Cedar Crest Blvd Ste 205, Allentown, PA 18103. The listed phone number is (610) 776-5038.

What is Caitlin Ensor's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Rheumatology, with taxonomy code 2080P0216X.

Is Caitlin Ensor enrolled in Medicare?

Yes. Caitlin Ensor is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Caitlin Ensor's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Caitlin Ensor reassigns Medicare benefits to Lehigh Valley Physician Group (Allentown, 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 Caitlin Ensor's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Caitlin Ensor accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Caitlin Ensor as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Caitlin Ensor was last updated on August 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.