ZHENG-GANG ZHANG M.D.
NPI 1467554071
Internal Medicine in San Jose, CA

NPI Status: Active since September 03, 2006

Contact Information

25 N 14TH ST
SUITE 920
SAN JOSE, CA
ZIP 95112
Phone: (408) 993-8764
Fax: (408) 993-8765

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  • Individual
  • Male
  • Internal Medicine

About ZHENG-GANG ZHANG

This page provides the complete NPI Profile along with additional information for Zheng-gang Zhang, an internist established in San Jose, California with a medical specialization in Internal Medicine. The healthcare provider is registered in the NPI registry with number 1467554071 assigned on September 2006. The practitioner's primary taxonomy code is 207R00000X with license number A66053 (CA). The provider is registered as an individual and his NPI record was last updated 18 years ago.

NPI
1467554071
Provider Name
ZHENG-GANG ZHANG M.D.
Gender
Male
Entity Type
Individual
Location Address
25 N 14TH ST SUITE 920 SAN JOSE, CA 95112
Location Phone
(408) 993-8764
Location Fax
(408) 993-8765
Mailing Address
25 N 14TH ST SUITE 920 SAN JOSE, CA 95112
Mailing Phone
(408) 993-8764
Mailing Fax
(408) 993-8765
Is Sole Proprietor?
Yes
Enumeration Date
09-03-2006
Last Update Date
03-27-2008
Code Navigator

An internist like Zheng-gang Zhang 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

Taxonomy Code
207R00000X
Type
Allopathic & Osteopathic Physicians
License No.
A66053
License State
CA
Taxonomy Description
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

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)
1208M00000XAllopathic & Osteopathic Physicians

Hospitalist

A66053 (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.

*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
00A660530MEDICARE ID-TYPE UNSPECIFIED (04)CA 
00A660530MEDICAID (05)CA 
P00451081MEDICARE PIN (08)CA 
G14911MEDICARE UPIN (02)CA 

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Follow-up hospital inpatient care per day, typically 35 minutes

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

This service was performed 110 times for 35 patients

Hospital discharge day management, more than 30 minutes

Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.

This service was performed 33 times for 31 patients

Initial hospital inpatient care per day, typically 70 minutes

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

This service was performed 38 times for 35 patients

Reviews for ZHENG-GANG ZHANG M.D.

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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 1467554071, 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 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
6
Doubled → 12 → 1 + 2
Pos 4
7
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
5
Unchanged
Pos 7
4
Doubled → 8
Pos 8
0
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 5 → 10 → 1 4 → 8 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 2 + 7 + 1 + 0 + 5 + 8 + 0 + 1 + 4 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1467554071.

Other Providers at the Same Location


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

Internal Medicine (Rheumatology)
25 N 14TH ST, STE 890
SAN JOSE, CA 95112
Psychiatry & Neurology (Psychiatry)
25 N 14TH ST, SUITE 780
SAN JOSE, CA 95112
Family Medicine
25 N 14TH ST, 505
SAN JOSE, CA 95112
Internal Medicine
25 N 14TH ST, SUITE 700
SAN JOSE, CA 95112
Specialist
25 N 14TH ST, SUITE 870
SAN JOSE, CA 95112
Dentist (General Practice)
25 N 14TH ST, SUITE820
SAN JOSE, CA 95112
Urology
25 N 14TH ST
SAN JOSE, CA 95112
Internal Medicine (Endocrinology, Diabetes & Metabolism)
25 N 14TH ST, SUITE 920
SAN JOSE, CA 95112
Optometrist
25 N 14TH ST, SUITE 620
SAN JOSE, CA 95112
Internal Medicine (Gastroenterology)
25 N 14TH ST, SUITE 620
SAN JOSE, CA 95112
Case Manager/Care Coordinator
25 N 14TH ST, SUITE 140
SAN JOSE, CA 95112
Physical Therapist
25 N 14TH ST, STE 550
SAN JOSE, CA 95112
Physical Therapy Assistant
25 N 14TH ST, 550
SAN JOSE, CA 95112
Physical Therapist
25 N 14TH ST, STE 550
SAN JOSE, CA 95112
Physical Therapy Assistant
25 N 14TH ST, SUITE 550
SAN JOSE, CA 95112
Marriage & Family Therapist
25 N 14TH ST, # 620
SAN JOSE, CA 95112
Specialist/Technologist (Athletic Trainer)
25 N 14TH ST, SUITE 550
SAN JOSE, CA 95112
Counselor (Mental Health)
25 N 14TH ST, SUITE 620
SAN JOSE, CA 95112
Counselor (Mental Health)
25 N 14TH ST
SAN JOSE, CA 95112
Counselor (Addiction (Substance Use Disorder))
25 N 14TH ST
SAN JOSE, CA 95112

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1467554071, enumerated as an "individual" on September 03, 2006.

The provider is located at 25 N 14TH ST SUITE 920 SAN JOSE, CA 95112 and the phone number is (408) 993-8764.

Internal Medicine with taxonomy code 207R00000X.

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