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MRS. THERESA ANN SHAFER PA-C
NPI 1356777353
Physician Assistant in Exton, PA

Active since September 23, 2013PECOS EnrolledAccepts Medicare Assignment
479 THOMAS JONES WAY, SUITE 300, EXTON, PA 19341(267) 582-6467(215) 615-1294 Get Directions Write a Review

NPPES record last updated: September 10, 2019. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 10, 2019, Jun 18, 2018, May 12, 2017 (3 updates tracked since 2017).

About Mrs. Theresa Ann Shafer Pa-c NPPES

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

MRS. THERESA ANN SHAFER PA-C (NPI 1356777353) is an individual physician assistant in Exton, Pennsylvania, licensed in Pennsylvania (MA056359) and active in the NPI registry since September 2013. She is enrolled in Medicare PECOS, is affiliated with Bryn Mawr Hospital, and is a graduate of Other (2013).

NPPES Registry Identity

NPI1356777353
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMRS. THERESA ANN SHAFERCredential: PA-C
Location Address479 THOMAS JONES WAY, SUITE 300Exton, PA 19341
Mailing Address479 Thomas Jones Way, Suite 300Exton, PA 19341 · (267) 582-6467 · Fax (215) 615-1294
Phone(267) 582-6467
Fax(215) 615-1294
Sole ProprietorNo
Medical School CMSOtherGraduated 2013
Enumeration DateSeptember 23, 2013
Last NPPES UpdateSeptember 10, 20193 updates tracked since enumeration
✔ NPI 1356777353 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in PA · MA056359
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.
Also ListedPhysician Assistant · MedicalTaxonomy 363AM0700X · License 25MP00347500 (NJ)
479 THOMAS JONES WAY, Exton, PA 19341
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Other Names 1

Former Name (1)Ms. Theresa Ann Dijoseph Pa-c

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mrs. Theresa Ann Shafer Pa-c 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 ID6406084953
PECOS Enrollment IDI20140108001835, I20151105001669
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.

Areas of Expertise CMS Part B claims 8

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
84 services67 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
65 services65 patients
Insertion of cage or mesh device to spine bone and disc space during spine fusion 22853
Spine fusion is a procedure to join two or more vertebrae. During this process, a cage or mesh device is inserted into the spine bone and disc space. This helps to stabilize the spine, reduce pain, and improve functionality. The device acts as a bridge for new bone to grow on.
39 services22 patients
Fusion of additional segment of spine 22614
Fusion of an additional segment of the spine is a surgical procedure to join two or more vertebrae together. This is done to stabilize the spine and reduce pain or correct a deformity. The procedure involves using bone grafts, rods, or screws to secure the spine.
25 services16 patients
Fusion of spine in lower back 22612
Fusion of the spine in the lower back, also known as lumbar spinal fusion, is a surgery aimed to join, or fuse, two or more vertebrae in your lower back. This procedure can help alleviate pain and improve stability by reducing movement between the vertebrae.
24 services24 patients
Fusion of lower spine bone through abdomen with partial removal of disc 22558
This procedure involves merging the bones in your lower spine through an abdominal approach. A portion of the disc, which acts like a cushion between your vertebrae, is partially removed. The goal is to alleviate back pain by limiting movement in the problem area of your spine.
20 services20 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Bryn Mawr Hospital

Acute Care Hospitals · Bryn Mawr, PA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390139
Location130 South Bryn Mawr AveBryn Mawr, PA 19010 · Montgomery County
Emergency services Birthing friendly

Paoli Hospital

Acute Care Hospitals · Paoli, PA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390153
Location255 West Lancaster AvenuePaoli, PA 19301 · Chester County
Emergency services Birthing friendly

Riddle Memorial Hospital

Acute Care Hospitals · Media, PA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390222
Location1068 West Baltimore PikeMedia, PA 19063 · Delaware County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19341 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.

MAIN LINE HOSPITALS, INC.
Clinic/Center (Mental Health (Including Community Mental Health Center))
479 THOMAS JONES WAY, SUITE 800
EXTON, PA 19341
Chester County (610) 560-8200
JOANNE LEWIS CAC
Counselor (Addiction (Substance Use Disorder))
479 THOMAS JONES WAY, SUITE 800
EXTON, PA 19341
Chester County (610) 648-1130
DR. CHRISTOPHER JOSEPH LYONS M.D.
Orthopaedic Surgery (Adult Reconstructive Orthopaedic Surgery)
479 THOMAS JONES WAY, STE 300
EXTON, PA 19341
Chester County (610) 280-9999
LEAH MARIANI
Counselor (Addiction (Substance Use Disorder))
479 THOMAS JONES WAY
EXTON, PA 19341
Chester County (855) 687-2410
DR. ANNA HONG NGUYEN DMD
Dentist (General Practice)
479 THOMAS JONES WAY, SUITE 600
EXTON, PA 19341
Chester County (267) 460-4254
MRS. MARIE KEELY
Counselor (Addiction (Substance Use Disorder))
479 THOMAS JONES WAY, SUITE 800
EXTON, PA 19341
Chester County (610) 560-8204
KATHARINE NEIDER LSW
Counselor (Addiction (Substance Use Disorder))
479 THOMAS JONES WAY
EXTON, PA 19341
Chester County (484) 565-1130
CENTER FOR ADDICTIVE DISEASES
Community/Behavioral Health
479 THOMAS JONES WAY
EXTON, PA 19341
Chester County (484) 565-1130

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 Theresa Shafer's NPI number?

The NPI number for Theresa Shafer is 1356777353. It was assigned to this individual provider in the NPPES registry on September 23, 2013. The provider is also known as Ms. Theresa Ann Dijoseph Pa-C.

Where is Theresa Shafer located?

Theresa Shafer practices at 479 Thomas Jones Way Suite 300, Exton, PA 19341. The listed phone number is (267) 582-6467.

What is Theresa Shafer's specialty?

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

Is Theresa Shafer enrolled in Medicare?

Yes. Theresa Shafer 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.

Is Theresa Shafer affiliated with any hospitals?

According to CMS data, Theresa Shafer is affiliated with Bryn Mawr Hospital, Paoli Hospital and Riddle Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Theresa Shafer was last updated on September 10, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.