PORTERCARE ADVENTIST HEALTH SYSTEM
NPI 1538026547
Internal Medicine - Cardiovascular Disease in Castle Rock, CO

NPI Status: Active since January 09, 2026

Contact Information

2350 MEADOWS BLVD
CASTLE ROCK, CO
ZIP 80109
Phone: (720) 455-0489
Fax: (720) 455-0471

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  • Organization
  • Internal Medicine
  • Cardiovascular Disease

About PORTERCARE ADVENTIST HEALTH SYSTEM

This page provides the complete NPI Profile along with additional information for Portercare Adventist Health System, an internist established in Castle Rock, Colorado operating as a Internal Medicine, focusing in cardiovascular disease . The healthcare provider is registered in the NPI registry with number 1538026547 assigned on January 2026. The practitioner's primary taxonomy code is 207RC0000X. The provider is registered as an organization and their NPI record was last updated January 2026. Portercare Adventist Health System operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Jason Tacha (Coo)

NPI
1538026547
Provider Name
PORTERCARE ADVENTIST HEALTH SYSTEM
Entity Type
Organization
Location Address
2350 MEADOWS BLVD CASTLE ROCK, CO 80109
Location Phone
(720) 455-0489
Location Fax
(720) 455-0471
Mailing Address
PO BOX 713425 CHICAGO, IL 60677
Mailing Phone
(800) 953-0104
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-09-2026
Last Update Date
01-09-2026
Code Navigator

An internist like Portercare Adventist Health System is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

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

Internal Medicine Cardiovascular Disease

Taxonomy Code
207RC0000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

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

JASON TACHA

Authorized Official Title
COO
Authorized Official Phone
(303) 304-7752

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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 1538026547, 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 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
5
Unchanged
Pos 3
3
Doubled → 6
Pos 4
8
Unchanged
Pos 5
0
Doubled → 0
Pos 6
2
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
5
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 3 → 6 0 → 0 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 + 5 + 6 + 8 + 0 + 2 + 1 + 2 + 5 + 8 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1538026547.

Other Providers at the Same Location


The following 19 providers are registered at the same or a nearby location.

Hospitalist
2350 MEADOWS BLVD
CASTLE ROCK, CO 80109
Internal Medicine
2350 MEADOWS BLVD
CASTLE ROCK, CO 80109
Registered Nurse (Registered Nurse First Assistant)
2350 MEADOWS BLVD
CASTLE ROCK, CO 80109
Emergency Medicine
2350 MEADOWS BLVD
CASTLE ROCK, CO 80109
Obstetrics & Gynecology
2350 MEADOWS BLVD
CASTLE ROCK, CO 80109
Hospitalist
2350 MEADOWS BLVD
CASTLE ROCK, CO 80109
Anesthesiology
2350 MEADOWS BLVD
CASTLE ROCK, CO 80109
Neurological Surgery
2350 MEADOWS BLVD
CASTLE ROCK, CO 80109
Surgery
2350 MEADOWS BLVD
CASTLE ROCK, CO 80109
Neurological Surgery
2350 MEADOWS BLVD
CASTLE ROCK, CO 80109
Orthopaedic Surgery
2350 MEADOWS BLVD
CASTLE ROCK, CO 80109
Pediatrics (Neonatal-Perinatal Medicine)
2350 MEADOWS BLVD
CASTLE ROCK, CO 80109
Neurological Surgery
2350 MEADOWS BLVD
CASTLE ROCK, CO 80109
Pathology (Anatomic Pathology & Clinical Pathology)
2350 MEADOWS BLVD
CASTLE ROCK, CO 80109
Physician Assistant
2350 MEADOWS BLVD
CASTLE ROCK, CO 80109
Internal Medicine
2350 MEADOWS BLVD
CASTLE ROCK, CO 80109
Neurological Surgery
2350 MEADOWS BLVD
CASTLE ROCK, CO 80109
Nurse Practitioner (Family)
2350 MEADOWS BLVD
CASTLE ROCK, CO 80109
Hospitalist
2350 MEADOWS BLVD
CASTLE ROCK, CO 80109

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1538026547, enumerated as an "organization" on January 09, 2026.

The provider is located at 2350 MEADOWS BLVD CASTLE ROCK, CO 80109 and the phone number is (720) 455-0489.

Internal Medicine with taxonomy code 207RC0000X and a focus in Cardiovascular Disease.