THOMAS R MERRING P.A.
NPI 1447507421
Physician Assistant in Wilmington, DE

Active since August 09, 2012PECOS EnrolledAccepts Medicare Assignment
70.68/100
CMS Quality Rating
1941 LIMESTONE RD, STE 101, WILMINGTON, DE 19808(302) 633-3555(302) 633-3350 Get Directions Write a Review

NPPES record last updated: August 9, 2012. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Thomas R Merring P.a. NPPES

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

THOMAS R MERRING P.A. (NPI 1447507421) is an individual physician assistant in Wilmington, Delaware and active in the NPI registry since August 2012. He is enrolled in Medicare PECOS and is a graduate of Other (2012).

NPPES Registry Identity

NPI1447507421
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameTHOMAS R MERRINGCredential: P.A.
Location Address1941 LIMESTONE RD, STE 101Wilmington, DE 19808-5408
Mailing Address1941 Limestone Rd, Ste 101Wilmington, DE 19808-5408 · (302) 633-3555 · Fax (302) 633-3350
Fax(302) 633-3350
Sole ProprietorNo
Medical School CMSOtherGraduated 2012
Enumeration DateAugust 9, 2012
NPI 1447507421 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.
1941 LIMESTONE RD, Wilmington, DE 19808

Other Identifiers 1

Medicare PINPENDINGDE

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

Thomas R Merring P.a. 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 ID4880844638
PECOS Enrollment IDI20121101000370, I20240314001804
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.
188 services184 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.
74 services73 patients

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.

70.68/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality73.9
Promoting Interoperability100
Improvement Activities30
Cost40.86

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Walker, folding, wheeled, adjustable or fixed height E0143
DME-Other DME · category DE000N
4 suppliers147 claims147 services$39.80 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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, SUITE 101
WILMINGTON, DE 19808
Orthopaedic Surgery
1941 LIMESTONE RD, STE 101
WILMINGTON, DE 19808
Surgery
1941 LIMESTONE RD, SUITE 201
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 Thomas Merring's NPI number?

The NPI number for Thomas Merring is 1447507421. It was assigned to this individual provider in the NPPES registry on August 9, 2012.

Where is Thomas Merring located?

Thomas Merring practices at 1941 Limestone Rd Ste 101, Wilmington, DE 19808. The listed phone number is (302) 633-3555.

What is Thomas Merring's specialty?

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

Is Thomas Merring enrolled in Medicare?

Yes. Thomas Merring 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 Thomas Merring accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Home State Health, Ambetter from NH Healthy Families and Ambetter from Sunflower Health Plan and 2 other insurers list Thomas Merring 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 Thomas Merring was last updated on August 9, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.