DR. STEVEN MAN CHEONG CHAN M.D./PH.D.
NPI 1669633871
Internal Medicine - Hematology in Stanford, CA

NPI Status: Active since June 19, 2008

Contact Information

300 PASTEUR DR
STANFORD, CA
ZIP 94305
Phone: (650) 714-8288

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  • Individual
  • Male
  • Internal Medicine
  • Hematology

About STEVEN CHAN

This page provides the complete NPI Profile along with additional information for Steven Chan, an internist established in Stanford, California with a medical specialization in Internal Medicine, focusing in hematology . The healthcare provider is registered in the NPI registry with number 1669633871 assigned on June 2008. The practitioner's primary taxonomy code is 207RH0000X with license number A109021 (CA). The provider is registered as an individual and his NPI record was last updated 12 years ago.

NPI
1669633871
Provider Name
DR. STEVEN MAN CHEONG CHAN M.D./PH.D.
Gender
Male
Entity Type
Individual
Location Address
300 PASTEUR DR STANFORD, CA 94305
Location Phone
(650) 714-8288
Mailing Address
19057 STEVENS CREEK BLVD. SUITE 105 CUPERTINO, CA 95014
Mailing Phone
(650) 714-8288
Is Sole Proprietor?
No
Enumeration Date
06-19-2008
Last Update Date
06-04-2014
Code Navigator

An internist like Steven Chan 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 Hematology

Taxonomy Code
207RH0000X
Type
Allopathic & Osteopathic Physicians
License No.
A109021
License State
CA
Taxonomy Description
An internist with additional training who specializes in diseases of the blood, spleen and lymph. This specialist treats conditions such as anemia, clotting disorders, sickle cell disease, hemophilia, leukemia and lymphoma.

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)
1390200000XStudent, Health Care

Student in an Organized Health Care Education/Training Program

 

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.

*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
00A869820OTHER (01)CAMEDICARE
00A896920MEDICAID (05)CA 
I13678MEDICARE UPIN (02)CA 

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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 1669633871, 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
6
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
9
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
3
Unchanged
Pos 7
3
Doubled → 6
Pos 8
8
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 6 → 12 → 3 6 → 12 → 3 3 → 6 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 2 + 9 + 1 + 2 + 3 + 6 + 8 + 1 + 4 + 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 1669633871.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Emergency Medicine
300 PASTEUR DR, H3200, M/C 5230
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Anesthesiology
300 PASTEUR DR
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Obstetrics & Gynecology
300 PASTEUR DR
STANFORD, CA 94305
Obstetrics & Gynecology
300 PASTEUR DR
STANFORD, CA 94305
Nurse Practitioner
300 PASTEUR DR, SUMC - PEDS PHYSICIAN BILLING MC:5530
PALO ALTO, CA 94305
Anesthesiology
300 PASTEUR DR
STANFORD, CA 94305
Anesthesiology
300 PASTEUR DR
STANFORD, CA 94305
Anesthesiology
300 PASTEUR DR
STANFORD, CA 94305
Anesthesiology
300 PASTEUR DR
STANFORD, CA 94305
Anesthesiology
300 PASTEUR DR
STANFORD, CA 94305
Anesthesiology
300 PASTEUR DR
STANFORD, CA 94305
Anesthesiology
300 PASTEUR DR
STANFORD, CA 94305
Internal Medicine (Endocrinology, Diabetes & Metabolism)
300 PASTEUR DR
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Psychiatry & Neurology (Psychiatry)
300 PASTEUR DR
STANFORD, CA 94305
Internal Medicine (Pulmonary Disease)
300 PASTEUR DR
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Pathology (Anatomic Pathology)
300 PASTEUR DR
STANFORD, CA 94305
Ophthalmology
300 PASTEUR DR
STANFORD, CA 94305
Internal Medicine (Cardiovascular Disease)
300 PASTEUR DR
STANFORD, CA 94305
Dermatology
300 PASTEUR DR
STANFORD, CA 94305
Emergency Medicine
300 PASTEUR DR
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Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1669633871, enumerated as an "individual" on June 19, 2008.

The provider is located at 300 PASTEUR DR STANFORD, CA 94305 and the phone number is (650) 714-8288.

Internal Medicine with taxonomy code 207RH0000X and a focus in Hematology.

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