HARRISON HASANUDDIN, D.O., INC.
NPI 1386323038
Family Medicine - Sleep Medicine in Monterey Park, CA

NPI Status: Active since July 11, 2023

Contact Information

420 N GARFIELD AVE STE 203
MONTEREY PARK, CA
ZIP 91754
Phone: (626) 763-1899
Fax: (626) 547-4438

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  • Organization
  • Family Medicine
  • Sleep Medicine
  • CLIA Number: 05D2322079
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 04-14-2027

About HARRISON HASANUDDIN, D.O., INC.

This page provides the complete NPI Profile along with additional information for Harrison Hasanuddin, D.o., Inc., a provider established in Monterey Park, California operating as a Family Medicine, focusing in sleep medicine . The healthcare provider is registered in the NPI registry with number 1386323038 assigned on July 2023. The practitioner's primary taxonomy code is 207QS1201X. The provider is registered as an organization and their NPI record was last updated one year ago. Harrison Hasanuddin, D.o., 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 Harrison Hasanuddin Do (President)

NPI
1386323038
Provider Name
HARRISON HASANUDDIN, D.O., INC.
Entity Type
Organization
Location Address
420 N GARFIELD AVE STE 203 MONTEREY PARK, CA 91754
Location Phone
(626) 763-1899
Location Fax
(626) 547-4438
Mailing Address
420 N GARFIELD AVE STE 203 MONTEREY PARK, CA 91754
Mailing Phone
(626) 763-1899
Mailing Fax
(626) 547-4438
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
07-11-2023
Last Update Date
06-22-2025
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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

Family Medicine Sleep Medicine

Taxonomy Code
207QS1201X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
A Family Medicine Physician who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.

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)
1207Q00000XAllopathic & Osteopathic Physicians

Family Medicine

 
2207QB0002XAllopathic & Osteopathic Physicians

Family Medicine
Obesity Medicine

 

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

HARRISON HASANUDDIN DO

Authorized Official Title
PRESIDENT
Authorized Official Phone
(626) 763-1899

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
05D2322079
Facility Type
Physician Office
Certificate Effective Date
April 15, 2025
Certificate Expiration Date
April 14, 2027
Laboratory Director
HARRISON HASANUDDIN
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Harrison Hasanuddin, D.o., Inc. to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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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 1386323038, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 1 + 6 + 6 + 6 + 2 + 6 + 0 + 6 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1386323038.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Family Medicine (Sleep Medicine)
420 N GARFIELD AVE STE 203
MONTEREY PARK, CA 91754

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1386323038, enumerated as an "organization" on July 11, 2023.

The provider is located at 420 N GARFIELD AVE STE 203 MONTEREY PARK, CA 91754 and the phone number is (626) 763-1899.

Family Medicine with taxonomy code 207QS1201X and a focus in Sleep Medicine.