PROF. WILLIAM A CLARKE PHD, DABCC
NPI 1457559718
Pathology - Clinical Laboratory Director, Non-physician in Baltimore, MD

NPI Status: Active since July 10, 2007

Contact Information

401 N BROADWAY ST
WEINBERG 2327
BALTIMORE, MD
ZIP 21287
Phone: (410) 502-7692

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  • Individual
  • Male
  • Pathology
  • Clinical Laboratory Director, Non-physic...

About WILLIAM CLARKE

This page provides the complete NPI Profile along with additional information for William Clarke, a provider established in Baltimore, Maryland with a medical specialization in Pathology, focusing in clinical laboratory director, non-physician . The healthcare provider is registered in the NPI registry with number 1457559718 assigned on July 2007. The practitioner's primary taxonomy code is 247ZC0005X. The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1457559718
Provider Name
PROF. WILLIAM A CLARKE PHD, DABCC
Gender
Male
Entity Type
Individual
Location Address
401 N BROADWAY ST WEINBERG 2327 BALTIMORE, MD 21287
Location Phone
(410) 502-7692
Mailing Address
401 N BROADWAY ST WEINBERG 2327 BALTIMORE, MD 21287
Mailing Phone
(410) 502-7692
Is Sole Proprietor?
No
Enumeration Date
07-10-2007
Last Update Date
07-10-2007
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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 Clinical Laboratory Director, Non-physician

Taxonomy Code
247ZC0005X
Type
Technologists, Technicians & Other Technical Service Providers
Taxonomy Description
An individual who is state-licensed as a clinical laboratory director and meets the qualifications in the Clinical Laboratory Improvement Amendments of 1988 for non-physicians (non-MD/DO) as defined in the CFR 42 Part 493.1405.

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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 1457559718, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
4
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
7
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
5
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
7
Unchanged
Pos 9
1
Doubled → 2
Check
8
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 5 → 10 → 1 5 → 10 → 1 9 → 18 → 9 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 0 + 7 + 1 + 0 + 5 + 1 + 8 + 7 + 2 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1457559718.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Pathology (Anatomic Pathology)
401 N BROADWAY ST, WEINBERG BLDG. SUITE 2242
BALTIMORE, MD 21287
Nurse Practitioner (Adult Health)
401 N BROADWAY ST, SIDNEY KIMMEL COMPREHENSIVE CANCER CENTER
BALTIMORE, MD 21287
Internal Medicine (Medical Oncology)
401 N BROADWAY ST, ROOM 1363
BALTIMORE, MD 21287
Internal Medicine (Hematology & Oncology)
401 N BROADWAY ST
BALTIMORE, MD 21287
Pathology (Anatomic Pathology)
401 N BROADWAY ST, WEINBERG SUITE 2242
BALTIMORE, MD 21287
Pathology (Anatomic Pathology & Clinical Pathology)
401 N BROADWAY ST, ROOM 2242
BALTIMORE, MD 21287
Nurse Practitioner (Acute Care)
401 N BROADWAY ST, WEINBERG 3A
BALTIMORE, MD 21287
General Acute Care Hospital
401 N BROADWAY ST
BALTIMORE, MD 21287
Pharmacist
401 N BROADWAY ST
BALTIMORE, MD 21287
Nurse Practitioner (Acute Care)
401 N BROADWAY ST, SUITE 1358
BALTIMORE, MD 21287
Nurse Practitioner (Acute Care)
401 N BROADWAY ST, WEINBERG INTENSIVE CARE UNIT
BALTIMORE, MD 21287
Nurse Practitioner (Acute Care)
401 N BROADWAY ST
BALTIMORE, MD 21287
Radiology (Radiation Oncology)
401 N BROADWAY ST, WEINBERG 1440
BALTIMORE, MD 21287
Nurse Practitioner (Adult Health)
401 N BROADWAY ST, SUITE 1440
BALTIMORE, MD 21287
Nurse Practitioner (Gerontology)
401 N BROADWAY ST
BALTIMORE, MD 21287
Nurse Practitioner (Acute Care)
401 N BROADWAY ST
BALTIMORE, MD 21287
Internal Medicine (Medical Oncology)
401 N BROADWAY ST, WEINBERG BUILDING
BALTIMORE, MD 21287
Nurse Practitioner (Acute Care)
401 N BROADWAY ST
BALTIMORE, MD 21287
Pathology (Anatomic Pathology & Clinical Pathology)
401 N BROADWAY ST
BALTIMORE, MD 21287
Nurse Practitioner
401 N BROADWAY ST
BALTIMORE, MD 21287

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1457559718, enumerated as an "individual" on July 10, 2007.

The provider is located at 401 N BROADWAY ST WEINBERG 2327 BALTIMORE, MD 21287 and the phone number is (410) 502-7692.

Pathology with taxonomy code 247ZC0005X and a focus in Clinical Laboratory Director, Non-physician.