ANDREW MARKUS FAULK
NPI 1598224222
Internal Medicine - Infectious Disease in San Francisco, CA

NPI Status: Active since March 12, 2019

Contact Information

2121 WEBSTER ST APT 605
SAN FRANCISCO, CA
ZIP 94115
Phone: (415) 827-2120

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  • Individual
  • Male
  • Internal Medicine
  • Infectious Disease

About ANDREW FAULK

This page provides the complete NPI Profile along with additional information for Andrew Faulk, an internist established in San Francisco, California with a medical specialization in Internal Medicine, focusing in infectious disease . The healthcare provider is registered in the NPI registry with number 1598224222 assigned on March 2019. The practitioner's primary taxonomy code is 207RI0200X with license number G56078 (CA). The provider is registered as an individual and his NPI record was last updated 7 years ago.

NPI
1598224222
Provider Name
ANDREW MARKUS FAULK
Gender
Male
Entity Type
Individual
Location Address
2121 WEBSTER ST APT 605 SAN FRANCISCO, CA 94115
Location Phone
(415) 827-2120
Mailing Address
2121 WEBSTER ST APT 605 SAN FRANCISCO, CA 94115
Mailing Phone
(415) 827-2120
Is Sole Proprietor?
Yes
Enumeration Date
03-12-2019
Last Update Date
03-12-2019
Code Navigator

An internist like Andrew Faulk 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 Infectious Disease

Taxonomy Code
207RI0200X
Type
Allopathic & Osteopathic Physicians
License No.
G56078
License State
CA
Taxonomy Description
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

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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 1598224222, 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
5
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
8
Unchanged
Pos 5
2
Doubled → 4
Pos 6
2
Unchanged
Pos 7
4
Doubled → 8
Pos 8
2
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 9 → 18 → 9 2 → 4 4 → 8 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 8 + 8 + 4 + 2 + 8 + 2 + 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 1598224222.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1598224222, enumerated as an "individual" on March 12, 2019.

The provider is located at 2121 WEBSTER ST APT 605 SAN FRANCISCO, CA 94115 and the phone number is (415) 827-2120.

Internal Medicine with taxonomy code 207RI0200X and a focus in Infectious Disease.