21ST CENTURY MEDICAL SUPPLIES, INC
NPI 1528494853
Durable Medical Equipment & Medical Supplies - Customized Equipment in Largo, MD

NPI Status: Active since September 18, 2013

Contact Information

9701 APOLLO DR STE 100
LARGO, MD
ZIP 20774
Phone: (301) 807-7987
Fax: (301) 880-4700

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  • Organization
  • Durable Medical Equipment & Medical Supp...
  • Customized Equipment

About 21ST CENTURY MEDICAL SUPPLIES, INC

This page provides the complete NPI Profile along with additional information for 21st Century Medical Supplies, Inc, a provider established in Largo, Maryland operating as a Durable Medical Equipment & Medical Supplies, focusing in customized equipment . The healthcare provider is registered in the NPI registry with number 1528494853 assigned on September 2013. The practitioner's primary taxonomy code is 332BC3200X. The provider is registered as an organization and their NPI record was last updated 4 years ago. The authorized official of this NPI record is Mr. Walter Charles Boyd (Director Marketing And Sales)

NPI
1528494853
Provider Name
21ST CENTURY MEDICAL SUPPLIES, INC
Entity Type
Organization
Location Address
9701 APOLLO DR STE 100 LARGO, MD 20774
Location Phone
(301) 807-7987
Location Fax
(301) 880-4700
Mailing Address
9701 APOLLO DR STE 100 LARGO, MD 20774
Mailing Phone
(301) 807-7987
Mailing Fax
(301) 880-4700
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
09-18-2013
Last Update Date
07-21-2022
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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

Durable Medical Equipment & Medical Supplies Customized Equipment

Taxonomy Code
332BC3200X
Type
Suppliers
License State
LA

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

MR. WALTER CHARLES BOYD

Authorized Official Title
DIRECTOR MARKETING AND SALES
Authorized Official Phone
(301) 807-7987

Reviews for 21ST CENTURY MEDICAL SUPPLIES, INC

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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 1528494853, we treat the final digit (3) 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 77. The final step is to find the difference between that total and the next multiple of ten (80 - 77 = 3).

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

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 4 + 8 + 8 + 9 + 8 + 8 + 1 + 0 + 24 = 77

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

The next multiple of ten after 77 is 80. The difference is the calculated check digit.

80 - 77 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1528494853.

Other Providers at the Same Location


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

Social Worker (Clinical)
9701 APOLLO DR STE 100
LARGO, MD 20774
Contractor
9701 APOLLO DR STE 100
LARGO, MD 20774
Contractor
9701 APOLLO DR STE 100
LARGO, MD 20774
Counselor (Professional)
9701 APOLLO DR STE 100
LARGO, MD 20774
Social Worker (Clinical)
9701 APOLLO DR STE 100
LARGO, MD 20774
Case Manager/Care Coordinator
9701 APOLLO DR STE 100
UPPER MARLBORO, MD 20774
Social Worker (Clinical)
9701 APOLLO DR STE 100
LARGO, MD 20774
Counselor (Professional)
9701 APOLLO DR STE 100
UPPER MARLBORO, MD 20774
Clinic/Center (Mental Health (Including Community Mental Health Center))
9701 APOLLO DR STE 100
LARGO, MD 20774
Counselor (Professional)
9701 APOLLO DR STE 100
LARGO, MD 20774
Social Worker (Clinical)
9701 APOLLO DR STE 100
LARGO, MD 20774
Counselor (Mental Health)
9701 APOLLO DR STE 100
LARGO, MD 20774
Social Worker (Clinical)
9701 APOLLO DR STE 100
LARGO, MD 20774
Counselor (Mental Health)
9701 APOLLO DR STE 100
UPPER MARLBORO, MD 20774
Licensed Psychiatric Technician
9701 APOLLO DR STE 100
UPPER MARLBORO, MD 20774
Psychologist (Prescribing (Medical))
9701 APOLLO DR STE 100
UPPER MARLBORO, MD 20774
Community/Behavioral Health
9701 APOLLO DR STE 100
LARGO, MD 20774
Counselor (Mental Health)
9701 APOLLO DR STE 100
LARGO, MD 20774
Social Worker (Clinical)
9701 APOLLO DR STE 100
LARGO, MD 20774
Counselor (Mental Health)
9701 APOLLO DR STE 100
UPPER MARLBORO, MD 20774

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1528494853, enumerated as an "organization" on September 18, 2013.

The provider is located at 9701 APOLLO DR STE 100 LARGO, MD 20774 and the phone number is (301) 807-7987.

Durable Medical Equipment & Medical Supplies with taxonomy code 332BC3200X and a focus in Customized Equipment.