GARY LEE, M.D. & JAMES CHEN M.D., INC.
NPI 1447423504
Hospitalist in San Mateo, CA

NPI Status: Active since April 10, 2008

Contact Information

101 S SAN MATEO DR
SAN MATEO, CA
ZIP 94401
Phone: (650) 344-6353

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  • Organization
  • Hospitalist

About GARY LEE, M.D. & JAMES CHEN M.D., INC.

This page provides the complete NPI Profile along with additional information for Gary Lee, M.d. & James Chen M.d., Inc., a provider established in San Mateo, California operating as a Hospitalist. The healthcare provider is registered in the NPI registry with number 1447423504 assigned on April 2008. The practitioner's primary taxonomy code is 208M00000X. The provider is registered as an organization and their NPI record was last updated 18 years ago. Gary Lee, M.d. & James Chen M.d., Inc. 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 Dr. Gary Lee M.d. (President)

NPI
1447423504
Provider Name
GARY LEE, M.D. & JAMES CHEN M.D., INC.
Entity Type
Organization
Location Address
101 S SAN MATEO DR SAN MATEO, CA 94401
Location Phone
(650) 344-6353
Mailing Address
PO BOX 5639 SAN MATEO, CA 94402
Mailing Phone
(650) 344-6353
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-10-2008
Last Update Date
04-10-2008
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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

Hospitalist

Taxonomy Code
208M00000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

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

DR. GARY LEE M.D.

Authorized Official Title
PRESIDENT
Authorized Official Phone
(650) 245-6632

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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 1447423504, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).

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
4
Doubled → 8
Pos 4
7
Unchanged
Pos 5
4
Doubled → 8
Pos 6
2
Unchanged
Pos 7
3
Doubled → 6
Pos 8
5
Unchanged
Pos 9
0
Doubled → 0
Check
4
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 4 → 8 4 → 8 3 → 6 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 8 + 7 + 8 + 2 + 6 + 5 + 0 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1447423504.

Other Providers at the Same Location


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

Ophthalmology
101 S SAN MATEO DR, SUITE 310
SAN MATEO, CA 94401
Internal Medicine
101 S SAN MATEO DR, SUITE 307
SAN MATEO, CA 94401
Nuclear Medicine (Nuclear Cardiology)
101 S SAN MATEO DR, SUITE 303
SAN MATEO, CA 94401
Internal Medicine
101 S SAN MATEO DR
SAN MATEO, CA 94401
Radiology (Diagnostic Radiology)
101 S SAN MATEO DR, SUITE 201
SAN MATEO, CA 94401
Obstetrics & Gynecology
101 S SAN MATEO DR, SUITE 112
SAN MATEO, CA 94401
Psychiatry & Neurology (Psychiatry)
101 S SAN MATEO DR, SUITE 300
SAN MATEO, CA 94401
Chiropractor
101 S SAN MATEO DR, SUITE 200
SAN MATEO, CA 94401
Ophthalmology
101 S SAN MATEO DR, SUITE 310
SAN MATEO, CA 94401
Obstetrics & Gynecology
101 S SAN MATEO DR, SUITE 112
SAN MATEO, CA 94401
Surgery
101 S SAN MATEO DR, SUITE 302
SAN MATEO, CA 94401
Psychiatry & Neurology (Forensic Psychiatry)
101 S SAN MATEO DR, SUITE 300
SAN MATEO, CA 94401
Internal Medicine (Cardiovascular Disease)
101 S SAN MATEO DR, STE 213
SAN MATEO, CA 94401
Internal Medicine
101 S SAN MATEO DR, SUITE 206
SAN MATEO, CA 94401
Specialist
101 S SAN MATEO DR, SUITE 115
SAN MATEO, CA 94401
Radiology (Diagnostic Radiology)
101 S SAN MATEO DR
SAN MATEO, CA 94401
Clinic/Center (Physical Therapy)
101 S SAN MATEO DR, 200
SAN MATEO, CA 94401
Clinic/Center (Physical Therapy)
101 S SAN MATEO DR, 200
SAN MATEO, CA 94401
Pediatrics (Developmental - Behavioral Pediatrics)
101 S SAN MATEO DR, SUITE 208
SAN MATEO, CA 94401
Chiropractor
101 S SAN MATEO DR, SUITE 200
SAN MATEO, CA 94401

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1447423504, enumerated as an "organization" on April 10, 2008.

The provider is located at 101 S SAN MATEO DR SAN MATEO, CA 94401 and the phone number is (650) 344-6353.

Hospitalist with taxonomy code 208M00000X.