THOMAS CARVELL MD
NPI 1821783622
Surgery in Madison, WI

NPI Status: Active since April 07, 2023

Contact Information

UW HOSPITALS & CLINICS 600 HIGHLAND AVE
MADISON, WI
ZIP 53792
Phone: (608) 263-6400

NPI Profile Information
Primary Taxonomy
Medicare Participation & PECOS Status
Physician Visit Costs
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Male
Surgery
PECOS Enrolled

About THOMAS CARVELL

This page provides the complete NPI Profile along with additional information for Thomas Carvell, a provider established in Madison, Wisconsin with a medical specialization in Surgery. The healthcare provider is registered in the NPI registry with number 1821783622 assigned on April 2023. The practitioner's primary taxonomy code is 208600000X with license number 86024-20 (WI). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI: 1821783622
Provider Name: THOMAS CARVELL MD
Gender: Male
Entity Type: Individual
Location Address: UW HOSPITALS & CLINICS 600 HIGHLAND AVE MADISON, WI 53792
Location Phone: (608) 263-6400
Mailing Address: UW HOSPITALS & CLINICS 600 HIGHLAND AVE MADISON, WI 53792
Mailing Phone: (608) 263-6400
Is Sole Proprietor?: No
Enumeration Date: 04-07-2023
Last Update Date: 09-03-2025
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A surgeon like Thomas Carvell treats injuries, diseases, and deformities through surgical operations. A surgeon could correct physical deformities, repair bone and tissue, or perform preventive or elective surgeries. Surgeons also examine patients, perform and interpret diagnostic tests, and provide counsel on preventive healthcare.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification: Surgery
Taxonomy Code: 208600000X
Type: Allopathic & Osteopathic Physicians
License No.: 86024-20
License State: WI
Taxonomy Description: A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Medicare Participation & PECOS Enrollment Status

Thomas Carvell is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

Is the provider registered in PECOS? Yes
Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes
Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes
Eligible to Order or Refer a Home Health Agency (HHA): Yes
Eligible to Order or Refer Power Mobility Devices: Yes

Physician Visit Costs

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 53792 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

Average New Patient Price $82.92
Minimum New Patient Price $53.9
Maximum New Patient Price $163.24

Average New Patient Copayment $20.73
Minimum New Patient Copayment $13.47
Maximum New Patient Copayment $40.81

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

Average Established Patient Price $67.37
Minimum Established Patient Price $17.4
Maximum Established Patient Price $133.76

Average Established Patient Copayment $16.84
Minimum Established Patient Copayment $4.35
Maximum Established Patient Copayment $33.44

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1821783622, we treat the final digit (2) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 4

Pos 4

Unchanged

Pos 5

Doubled → 14 → 1 + 4

Pos 6

Unchanged

Pos 7

Doubled → 6

Pos 8

Unchanged

Pos 9

Doubled → 4

Check

Target digit

Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 2 → 4 7 → 14 → 5 3 → 6 2 → 4

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 8 + 4 + 1 + 1 + 4 + 8 + 6 + 6 + 4 + 24 = 68

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2

This NPI is valid

The calculated check digit is 2, which matches the last digit of 1821783622.