SETH GREGORY MAHAN P.A.-C
NPI 1225282585
Orthopaedic Surgery in Wilmington, DE

Active since November 12, 2008PECOS EnrolledAccepts Medicare Assignment
92.09/100
CMS Quality Rating
1941 LIMESTONE RD, SUITE 101, WILMINGTON, DE 19808(302) 442-6365(302) 633-3350 Get Directions Write a Review

NPPES record last updated: March 17, 2010. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Seth Gregory Mahan P.a.-c NPPES

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

SETH GREGORY MAHAN P.A.-C (NPI 1225282585) is an individual orthopaedic surgery provider in Wilmington, Delaware, licensed in Delaware (C5-0000644) and active in the NPI registry since November 2008. He is enrolled in Medicare PECOS, is affiliated with Rothman Orthopaedic Specialty Hospital, and is a graduate of Other (2008).

NPPES Registry Identity

NPI1225282585
Entity TypeIndividualMale
Primary Taxonomy207X00000X
Provider Legal NameSETH GREGORY MAHANCredential: P.A.-C
Location Address1941 LIMESTONE RD, SUITE 101Wilmington, DE 19808-5408
Mailing Address1941 Limestone Rd, Suite 101Wilmington, DE 19808-5408 · (302) 442-6365 · Fax (302) 633-3350
Fax(302) 633-3350
Sole ProprietorNo
Medical School CMSOtherGraduated 2008
Enumeration DateNovember 12, 2008
Last NPPES UpdateMarch 17, 2010
NPI 1225282585 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyOrthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207X00000X
License Licensed in DE · C5-0000644
Definition
An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.
1941 LIMESTONE RD, Wilmington, DE 19808

Other Identifiers 2

OtherP00751423Railroad Medicare
Medicare PIN147209ZC2L

Accepted Insurance

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

Seth Gregory Mahan P.a.-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 ID4183781529
PECOS Enrollment IDI20101011000420
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 2

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.

Replacement of knee joint, both sides of knee 27447
A bilateral knee joint replacement is a procedure where the damaged parts of both your knee joints are replaced with artificial parts. It aims to relieve pain and improve mobility. The process involves a surgical operation under anesthesia.
68 services68 patients
Replacement of thigh bone and hip joint with prosthesis 27130
This procedure, known as hip arthroplasty, involves replacing your damaged thigh bone and hip joint with artificial parts, called a prosthesis. It helps relieve pain, improve mobility, and enhance your quality of life.
63 services62 patients

Hospital Affiliations CMS Care Compare 2

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

Rothman Orthopaedic Specialty Hospital

Acute Care Hospitals · Bensalem, PA
OwnershipProprietary
CMS Certification Number390322
Location3300 Tillman DriveBensalem, PA 19020 · Bucks County

Physicians Care Surgical Hospital

Acute Care Hospitals · Royersford, PA
OwnershipPhysician
CMS Certification Number390324
Location454 Enterprise DriveRoyersford, PA 19468 · Montgomery County

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19808 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
$88.37 typical visit price
range $57.12 – $173.08
Typical copayment $22.09 (range $14.28 – $43.27)
Most-billed visit code 99203
Established Patient
$71.19 typical visit price
range $18.36 – $141.05
Typical copayment $17.79 (range $4.59 – $35.26)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

92.09/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality86.6
Promoting Interoperability99
Improvement Activities40
Cost87.88

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.

Physical Medicine & Rehabilitation (Sports Medicine)
1941 LIMESTONE RD
WILMINGTON, DE 19808
Occupational Therapist
1941 LIMESTONE RD, STE 209
WILMINGTON, DE 19808
Surgery
1941 LIMESTONE RD, STE 213
WILMINGTON, DE 19808
Audiologist
1941 LIMESTONE RD
WILMINGTON, DE 19808
Internal Medicine
1941 LIMESTONE RD, SUITE 114
WILMINGTON, DE 19808
Orthopaedic Surgery
1941 LIMESTONE RD, STE 101
WILMINGTON, DE 19808
Surgery
1941 LIMESTONE RD, SUITE 201
WILMINGTON, DE 19808
Ophthalmology
1941 LIMESTONE RD, SUITE 200
WILMINGTON, DE 19808

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 Seth Mahan's NPI number?

The NPI number for Seth Mahan is 1225282585. It was assigned to this individual provider in the NPPES registry on November 12, 2008.

Where is Seth Mahan located?

Seth Mahan practices at 1941 Limestone Rd Suite 101, Wilmington, DE 19808. The listed phone number is (302) 442-6365.

What is Seth Mahan's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.

Is Seth Mahan enrolled in Medicare?

Yes. Seth Mahan 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.

What insurance does Seth Mahan accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Seth Mahan 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.

Is Seth Mahan affiliated with any hospitals?

According to CMS data, Seth Mahan is affiliated with Rothman Orthopaedic Specialty Hospital and Physicians Care Surgical Hospital.

When was this NPI record last updated?

The NPPES record for Seth Mahan was last updated on March 17, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.