1. Home
  2. Directory
  3. Pennsylvania
  4. Philadelphia
  5. Physician Assistant
  6. NPI Profile

CATHERINE ISABELLE LEM PA-C
NPI 1275404725
Physician Assistant in Philadelphia, PA

Active since September 17, 2025PECOS Enrolled
3500 N BROAD ST, PHILADELPHIA, PA 19140(215) 707-3656 Get Directions Write a Review

NPPES record last updated: September 17, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Catherine Isabelle Lem Pa-c NPPES

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

CATHERINE ISABELLE LEM PA-C (NPI 1275404725) is an individual physician assistant in Philadelphia, Pennsylvania and active in the NPI registry since September 2025. She is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1275404725
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameCATHERINE ISABELLE LEMCredential: PA-C
Location Address3500 N BROAD STPhiladelphia, PA 19140-4106
Mailing Address3500 N Broad StPhiladelphia, PA 19140-4106
Phone(215) 707-3656
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateSeptember 17, 2025
NPPES CertifiedSeptember 17, 2025
✔ NPI 1275404725 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
3500 N BROAD ST, Philadelphia, PA 19140
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Catherine Isabelle Lem Pa-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID547737710
PECOS Enrollment IDI20260424001069
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19140 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$92.69 typical visit price
range $59.88 – $180.99
Typical copayment $23.17 (range $14.97 – $45.24)
Most-billed visit code 99203
Established Patient
$74.47 typical visit price
range $19.30 – $147.29
Typical copayment $18.61 (range $4.82 – $36.82)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

DR. COMREEN VARGEES MD
Obstetrics & Gynecology
3500 N BROAD ST
PHILADELPHIA, PA 19140
Philadelphia County (303) 842-7009
NAVPREET REEHAL
Student in an Organized Health Care Education/Training Program
3500 N BROAD ST
PHILADELPHIA, PA 19140
Philadelphia County (215) 707-3656
NISARG PATEL
Student in an Organized Health Care Education/Training Program
3500 N BROAD ST
PHILADELPHIA, PA 19140
Philadelphia County (215) 707-3656
ALEXA YUEN
Student in an Organized Health Care Education/Training Program
3500 N BROAD ST
PHILADELPHIA, PA 19140
Philadelphia County (215) 707-3656
BROOKE ROSENTHAL
Student in an Organized Health Care Education/Training Program
3500 N BROAD ST
PHILADELPHIA, PA 19140
Philadelphia County (215) 707-3656
NUVERAH MOHSIN
Student in an Organized Health Care Education/Training Program
3500 N BROAD ST
PHILADELPHIA, PA 19140
Philadelphia County (215) 707-3656
MR. DILAN PRASAD BS
Student in an Organized Health Care Education/Training Program
3500 N BROAD ST
PHILADELPHIA, PA 19140
Philadelphia County (856) 220-8958
DR. ALBERTO ANDRES CASTRO BIGALLI MD
Urology
3500 N BROAD ST
PHILADELPHIA, PA 19140
Philadelphia County (445) 227-4300

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 Catherine Lem's NPI number?

The NPI number for Catherine Lem is 1275404725. It was assigned to this individual provider in the NPPES registry on September 17, 2025.

Where is Catherine Lem located?

Catherine Lem practices at 3500 N Broad St, Philadelphia, PA 19140. The listed phone number is (215) 707-3656.

What is Catherine Lem's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Catherine Lem enrolled in Medicare?

Yes. Catherine Lem is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Catherine Lem was last updated on September 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.