JIM CHANG CMT
NPI 1578404380
Massage Therapist in San Francisco, CA

NPI Status: Active since April 03, 2026

Contact Information

605 CHENERY ST
SAN FRANCISCO, CA
ZIP 94131
Phone: (949) 310-2959

Get Directions Write a Review

  • Individual
  • Male
  • Massage Therapist

About JIM CHANG

This page provides the complete NPI Profile along with additional information for Jim Chang, a provider established in San Francisco, California with a medical specialization in Massage Therapist. The healthcare provider is registered in the NPI registry with number 1578404380 assigned on April 2026. The practitioner's primary taxonomy code is 225700000X with license number 101930 (CA). The provider is registered as an individual and his NPI record was last updated April 2026.

NPI
1578404380
Provider Name
JIM CHANG CMT
Other Name
JIMMY CHANG
Other Name Type
Other Name (5)
Gender
Male
Entity Type
Individual
Location Address
605 CHENERY ST SAN FRANCISCO, CA 94131
Location Phone
(949) 310-2959
Mailing Address
605 CHENERY ST SAN FRANCISCO, CA 94131
Mailing Phone
(949) 310-2959
Is Sole Proprietor?
Yes
Enumeration Date
04-03-2026
Last Update Date
04-03-2026
Code Navigator

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

Massage Therapist

Taxonomy Code
225700000X
Type
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
License No.
101930
License State
CA
Taxonomy Description
An individual trained in the manipulation of tissues (as by rubbing, stroking, kneading, or tapping) with the hand or an instrument for remedial or hygienic purposes.

Reviews for JIM CHANG CMT

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1578404380, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).

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
5
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
8
Unchanged
Pos 5
4
Doubled → 8
Pos 6
0
Unchanged
Pos 7
4
Doubled → 8
Pos 8
3
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
0
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 7 → 14 → 5 4 → 8 4 → 8 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 4 + 8 + 8 + 0 + 8 + 3 + 1 + 6 + 24 = 70

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

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

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1578404380.

Other Providers at the Same Location


The following 12 providers are registered at the same or a nearby location.

Acupuncturist
605 CHENERY ST, SUITE C
SAN FRANCISCO, CA 94131
Massage Therapist
605 CHENERY ST, SUITE C
SAN FRANCISCO, CA 94131
Massage Therapist
605 CHENERY ST, #C
SAN FRANCISCO, CA 94131
Acupuncturist
605 CHENERY ST, SUITE C
SAN FRANCISCO, CA 94131
Social Worker (Clinical)
605 CHENERY ST
SAN FRANCISCO, CA 94131
Acupuncturist
605 CHENERY ST, SUITES B & C
SAN FRANCISCO, CA 94131
Acupuncturist
605 CHENERY ST, SUITE C
SAN FRANCISCO, CA 94131
Acupuncturist
605 CHENERY ST, SUITES B & C
SAN FRANCISCO, CA 94131
Acupuncturist
605 CHENERY ST, STE.C
SAN FRANCISCO, CA 94131
Acupuncturist
605 CHENERY ST
SAN FRANCISCO, CA 94131
Acupuncturist
605 CHENERY ST
SAN FRANCISCO, CA 94131
Acupuncturist
605 CHENERY ST
SAN FRANCISCO, CA 94131

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1578404380, enumerated as an "individual" on April 03, 2026.

The provider is located at 605 CHENERY ST SAN FRANCISCO, CA 94131 and the phone number is (949) 310-2959.

Massage Therapist with taxonomy code 225700000X.