DR. NADIA KAIMIN TCHAO MD
NPI 1487742391
Internal Medicine - Pulmonary Disease in San Francisco, CA

NPI Status: Active since October 10, 2006

Contact Information

UCSF INTERSTITIAL LUNG DISEASE CLINIC
400 PARNASSUS AVENUE
SAN FRANCISCO, CA
ZIP 94143
Phone: (415) 353-2244

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  • Individual
  • Female
  • Internal Medicine
  • Pulmonary Disease

About NADIA TCHAO

This page provides the complete NPI Profile along with additional information for Nadia Tchao, an internist established in San Francisco, California with a medical specialization in Internal Medicine, focusing in pulmonary disease . The healthcare provider is registered in the NPI registry with number 1487742391 assigned on October 2006. The practitioner's primary taxonomy code is 207RP1001X with license number A69559 (CA). The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1487742391
Provider Name
DR. NADIA KAIMIN TCHAO MD
Gender
Female
Entity Type
Individual
Location Address
UCSF INTERSTITIAL LUNG DISEASE CLINIC 400 PARNASSUS AVENUE SAN FRANCISCO, CA 94143
Location Phone
(415) 353-2244
Mailing Address
1487 28TH AVE SAN FRANCISCO, CA 94122
Mailing Phone
(415) 353-4414
Is Sole Proprietor?
No
Enumeration Date
10-10-2006
Last Update Date
07-08-2007
Code Navigator

An internist like Nadia Tchao 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.

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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

Internal Medicine Pulmonary Disease

Taxonomy Code
207RP1001X
Type
Allopathic & Osteopathic Physicians
License No.
A69559
License State
CA
Taxonomy Description
An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.

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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 1487742391, we treat the final digit (1) 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 1).

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
7
Doubled → 14 → 1 + 4
Pos 6
4
Unchanged
Pos 7
2
Doubled → 4
Pos 8
3
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
1
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 7 → 14 → 5 2 → 4 9 → 18 → 9

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 + 4 + 4 + 4 + 3 + 1 + 8 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1487742391.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1487742391, enumerated as an "individual" on October 10, 2006.

The provider is located at UCSF INTERSTITIAL LUNG DISEASE CLINIC 400 PARNASSUS AVENUE SAN FRANCISCO, CA 94143 and the phone number is (415) 353-2244.

Internal Medicine with taxonomy code 207RP1001X and a focus in Pulmonary Disease.