DAVID ALEXANDER SAMUELS M.D.
NPI 1487653622
Internal Medicine - Cardiovascular Disease in Rancho Santa Fe, CA

NPI Status: Active since July 19, 2005

Contact Information

16639 LAS CUESTAS
RANCHO SANTA FE, CA
ZIP 92067
Phone: (713) 851-0028

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  • Individual
  • Male
  • Internal Medicine
  • Cardiovascular Disease

About DAVID SAMUELS

This page provides the complete NPI Profile along with additional information for David Samuels, an internist established in Rancho Santa Fe, California with a medical specialization in Internal Medicine, focusing in cardiovascular disease . The healthcare provider is registered in the NPI registry with number 1487653622 assigned on July 2005. The practitioner's primary taxonomy code is 207RC0000X with license number DR.0053203 (CO). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1487653622
Provider Name
DAVID ALEXANDER SAMUELS M.D.
Gender
Male
Entity Type
Individual
Location Address
16639 LAS CUESTAS RANCHO SANTA FE, CA 92067
Location Phone
(713) 851-0028
Mailing Address
PO BOX 1629 RANCHO SANTA FE, CA 92067
Mailing Phone
(713) 851-0028
Is Sole Proprietor?
Yes
Enumeration Date
07-19-2005
Last Update Date
12-12-2025
Code Navigator

An internist like David Samuels 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
License No.
DR.0053203
License State
CO
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.

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)
1207RC0000XAllopathic & Osteopathic Physicians

Internal Medicine
Cardiovascular Disease

G168646 (CA)

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.

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
84G068OTHER (01)TXBCBS
060021728OTHER (01)TXRR MEDICARE
060051578OTHER (01)TXRAILROAD MEDICARE
118163801MEDICAID (05)TX 
118163803MEDICAID (05)TX 
83610KOTHER (01)TXBCBS

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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 1487653622, we treat the final digit (2) 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).

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

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 6 + 7 + 1 + 2 + 5 + 6 + 6 + 4 + 24 = 68

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

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1487653622.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1487653622, enumerated as an "individual" on July 19, 2005.

The provider is located at 16639 LAS CUESTAS RANCHO SANTA FE, CA 92067 and the phone number is (713) 851-0028.

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

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