MARKAN MEDICINE CSP
NPI 1689996647
Clinic/Center in Arecibo, PR

NPI Status: Active since February 18, 2010

Contact Information

115 CALLE ARIOSTO CRUZ
ARECIBO, PR
ZIP 00612
Phone: (787) 878-3152
Fax: (787) 880-7733

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  • Organization
  • Clinic/Center

About MARKAN MEDICINE CSP

This page provides the complete NPI Profile along with additional information for Markan Medicine Csp, a provider established in Arecibo, Puerto Rico operating as a Clinic/center. The healthcare provider is registered in the NPI registry with number 1689996647 assigned on February 2010. The practitioner's primary taxonomy code is 261Q00000X with license number 5 (PR). The provider is registered as an organization and their NPI record was last updated January 2026. The provider's . The authorized official of this NPI record is Manuel E. Marcano-rivera M.d. (Presidente)

NPI
1689996647
Provider Legal Name
MARKAN MEDICINE CSP
Other Organization Name
Other Name Type
(6)
Entity Type
Organization
Location Address
115 CALLE ARIOSTO CRUZ ARECIBO, PR 00612
Location Phone
(787) 878-3152
Location Fax
(787) 880-7733
Mailing Address
PO BOX 4035 SUITE 456 ARECIBO, PR 00613
Mailing Phone
(787) 878-3151
Mailing Fax
(787) 880-7733
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
02-18-2010
Last Update Date
01-09-2026
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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

Clinic/Center

Taxonomy Code
261Q00000X
Type
Ambulatory Health Care Facilities
License No.
5
License State
PR
Taxonomy Description
A facility or distinct part of one used for the diagnosis and treatment of outpatients. Clinic/Center is irregularly defined, sometimes being limited to organizations serving specialized treatment requirements or distinct patient/client groups (e.g., radiology, poor, and public health).

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

MANUEL E. MARCANO-RIVERA M.D.

Authorized Official Title
PRESIDENTE
Authorized Official Phone
(787) 878-3151

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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 1689996647, we treat the final digit (7) 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 83. The final step is to find the difference between that total and the next multiple of ten (90 - 83 = 7).

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
6
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
9
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
9
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
6
Unchanged
Pos 9
4
Doubled → 8
Check
7
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 8 → 16 → 7 9 → 18 → 9 6 → 12 → 3 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 6 + 9 + 1 + 8 + 9 + 1 + 2 + 6 + 8 + 24 = 83

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

The next multiple of ten after 83 is 90. The difference is the calculated check digit.

90 - 83 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1689996647.

Other Providers at the Same Location


The following 5 providers are registered at the same or a nearby location.

Pharmacy
115 CALLE ARIOSTO CRUZ
ARECIBO, PR 00612
Clinic/Center (Corporate Health)
115 CALLE ARIOSTO CRUZ
ARECIBO, PR 00612
Emergency Medicine (Emergency Medical Services)
115 CALLE ARIOSTO CRUZ
ARECIBO, PR 00612
General Practice
115 CALLE ARIOSTO CRUZ
ARECIBO, PR 00612
General Practice
115 CALLE ARIOSTO CRUZ
ARECIBO, PR 00612

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1689996647, enumerated as an "organization" on February 18, 2010.

The provider is located at 115 CALLE ARIOSTO CRUZ ARECIBO, PR 00612 and the phone number is (787) 878-3152.

Clinic/Center with taxonomy code 261Q00000X.