DR. CHIH-HSIN HSU M.D.
NPI 1629480389
Allergy & Immunology in Oakland, CA

NPI Status: Active since May 28, 2014

Contact Information

3801 HOWE ST
OAKLAND, CA
ZIP 94611
Phone: (646) 250-6234

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  • Individual
  • Female
  • Allergy & Immunology
  • PECOS Enrolled

About CHIH-HSIN HSU

This page provides the complete NPI Profile along with additional information for Chih-hsin Hsu, a provider established in Oakland, California with a medical specialization in Allergy & Immunology. The healthcare provider is registered in the NPI registry with number 1629480389 assigned on May 2014. The practitioner's primary taxonomy code is 207K00000X with license number A168564 (CA). The provider is registered as an individual and her NPI record was last updated 2 years ago.

NPI
1629480389
Provider Name
DR. CHIH-HSIN HSU M.D.
Gender
Female
Entity Type
Individual
Location Address
3801 HOWE ST OAKLAND, CA 94611
Location Phone
(646) 250-6234
Mailing Address
2038 PARKER ST UNIT 209 BERKELEY, CA 94704
Is Sole Proprietor?
No
Enumeration Date
05-28-2014
Last Update Date
12-08-2024
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Location Map

Secondary Locations

  • 120 E Harris Ave
    San Angelo, TX 76903
    (325) 653-6741

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

Allergy & Immunology

Taxonomy Code
207K00000X
Type
Allopathic & Osteopathic Physicians
License No.
A168564
License State
CA
Taxonomy Description
An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.

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

R3683 (TX)

Medicare Participation & PECOS Enrollment Status

Chih-hsin Hsu is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

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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 1629480389, we treat the final digit (9) 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 9).

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
2
Doubled → 4
Pos 4
9
Unchanged
Pos 5
4
Doubled → 8
Pos 6
8
Unchanged
Pos 7
0
Doubled → 0
Pos 8
3
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
9
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 2 → 4 4 → 8 0 → 0 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 4 + 9 + 8 + 8 + 0 + 3 + 1 + 6 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1629480389.

Other Providers at the Same Location


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

Pharmacist
3801 HOWE ST, FABIOLA BUILDING G80
OAKLAND, CA 94611
Pharmacist
3801 HOWE ST, FABIOLA G80
OAKLAND, CA 94611
Clinic/Center
3801 HOWE ST, FABIOLA BUILDING, ROOM G-80
OAKLAND, CA 94611
Pharmacist
3801 HOWE ST, FABIOLA BUILDING, ROOM G-80
OAKLAND, CA 94611
Pharmacist
3801 HOWE ST
OAKLAND, CA 94611
Pharmacist
3801 HOWE ST
OAKLAND, CA 94611
Occupational Therapist
3801 HOWE ST
OAKLAND, CA 94611
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
3801 HOWE ST
OAKLAND, CA 94611
Pharmacist
3801 HOWE ST, FABIOLA G-25
OAKLAND, CA 94611
Pharmacy (Mail Order Pharmacy)
3801 HOWE ST, FL-3
OAKLAND, CA 94611
Pharmacist
3801 HOWE ST
OAKLAND, CA 94611
Pharmacist
3801 HOWE ST
OAKLAND, CA 94611
Pharmacist
3801 HOWE ST
OAKLAND, CA 94611
Pharmacist
3801 HOWE ST
OAKLAND, CA 94611
Pharmacist
3801 HOWE ST
OAKLAND, CA 94611
Pharmacist
3801 HOWE ST
OAKLAND, CA 94611
Pharmacist (Ambulatory Care)
3801 HOWE ST
OAKLAND, CA 94611
Pharmacist
3801 HOWE ST
OAKLAND, CA 94611
Pharmacist
3801 HOWE ST
OAKLAND, CA 94611
Pharmacist (Ambulatory Care)
3801 HOWE ST
OAKLAND, CA 94611

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1629480389, enumerated as an "individual" on May 28, 2014.

The provider is located at 3801 HOWE ST OAKLAND, CA 94611 and the phone number is (646) 250-6234.

Allergy & Immunology with taxonomy code 207K00000X.