MR. DONNAN OCARROLL MD
NPI 1720025349
Pathology - Forensic Pathology in Eau Claire, WI

NPI Status: Active since June 01, 2006

Contact Information

900 W CLAIREMONT AVE
EAU CLAIRE, WI
ZIP 54701
Phone: (715) 839-4121

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  • Individual
  • Male
  • Pathology
  • Forensic Pathology

About DONNAN OCARROLL

This page provides the complete NPI Profile along with additional information for Donnan Ocarroll, a provider established in Eau Claire, Wisconsin with a medical specialization in Pathology, focusing in forensic pathology . The healthcare provider is registered in the NPI registry with number 1720025349 assigned on June 2006. The practitioner's primary taxonomy code is 207ZF0201X with license number 19897020 (WI). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1720025349
Provider Name
MR. DONNAN OCARROLL MD
Gender
Male
Entity Type
Individual
Location Address
900 W CLAIREMONT AVE EAU CLAIRE, WI 54701
Location Phone
(715) 839-4121
Mailing Address
2715 WEST FRANK STREET EAU CLAIRE, WI 54703
Mailing Phone
(715) 832-6445
Mailing Fax
Is Sole Proprietor?
Yes
Enumeration Date
06-01-2006
Last Update Date
09-11-2025
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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

Pathology Forensic Pathology

Taxonomy Code
207ZF0201X
Type
Allopathic & Osteopathic Physicians
License No.
19897020
License State
WI
Taxonomy Description
A forensic pathologist is expert in investigating and evaluating cases of sudden, unexpected, suspicious and violent death as well as other specific classes of death defined by law. The forensic pathologist serves the public as coroner or medical examiner, or by performing medicolegal autopsies for such officials.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207ZB0001XAllopathic & Osteopathic Physicians

Pathology
Blood Banking & Transfusion Medicine

19897020 (WI)
2207ZC0500XAllopathic & Osteopathic Physicians

Pathology
Cytopathology

19897020 (WI)
3207ZD0900XAllopathic & Osteopathic Physicians

Pathology
Dermatopathology

19897020 (WI)
4207ZH0000XAllopathic & Osteopathic Physicians

Pathology
Hematology

19897020 (WI)
5207ZI0100XAllopathic & Osteopathic Physicians

Pathology
Immunopathology

19897020 (WI)
6207ZM0300XAllopathic & Osteopathic Physicians

Pathology
Medical Microbiology

19897020 (WI)
7207ZN0500XAllopathic & Osteopathic Physicians

Pathology
Neuropathology

19897020 (WI)
8207ZP0102XAllopathic & Osteopathic Physicians

Pathology
Anatomic Pathology & Clinical Pathology

19897020 (WI)
9207ZP0104XAllopathic & Osteopathic Physicians

Pathology
Chemical Pathology

19897020 (WI)
10207ZP0105XAllopathic & Osteopathic Physicians

Pathology
Clinical Pathology/Laboratory Medicine

19897020 (WI)
11207ZP0213XAllopathic & Osteopathic Physicians

Pathology
Pediatric Pathology

19897020 (WI)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
30538100MEDICAID (05)WI 

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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 1720025349, we treat the final digit (9) 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 51. The final step is to find the difference between that total and the next multiple of ten (60 - 51 = 9).

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
1
Doubled → 2
Pos 2
7
Unchanged
Pos 3
2
Doubled → 4
Pos 4
0
Unchanged
Pos 5
0
Doubled → 0
Pos 6
2
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
3
Unchanged
Pos 9
4
Doubled → 8
Check
9
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 0 → 0 5 → 10 → 1 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 4 + 0 + 0 + 2 + 1 + 0 + 3 + 8 + 24 = 51

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

The next multiple of ten after 51 is 60. The difference is the calculated check digit.

60 - 51 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1720025349.

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EAU CLAIRE, WI 54701
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Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1720025349, enumerated as an "individual" on June 01, 2006.

The provider is located at 900 W CLAIREMONT AVE EAU CLAIRE, WI 54701 and the phone number is (715) 839-4121.

Pathology with taxonomy code 207ZF0201X and a focus in Forensic Pathology.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.