JOHN FONMIN MD
NPI 1629147319
Family Medicine in Diamond Bar, CA

NPI Status: Active since November 07, 2006

Contact Information

2707 S DIAMOND BAR BLVD
#104
DIAMOND BAR, CA
ZIP 91765
Phone: (909) 594-8331
Fax: (909) 869-6631

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  • Individual
  • Male
  • Family Medicine

About JOHN FONMIN

This page provides the complete NPI Profile along with additional information for John Fonmin, a primary care provider established in Diamond Bar, California with a medical specialization in Family Medicine. The healthcare provider is registered in the NPI registry with number 1629147319 assigned on November 2006. The practitioner's primary taxonomy code is 207Q00000X with license number A37367 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1629147319
Provider Name
JOHN FONMIN MD
Gender
Male
Entity Type
Individual
Location Address
2707 S DIAMOND BAR BLVD #104 DIAMOND BAR, CA 91765
Location Phone
(909) 594-8331
Location Fax
(909) 869-6631
Mailing Address
2707 S DIAMOND BAR BLVD #104 DIAMOND BAR, CA 91765
Mailing Phone
(909) 594-8331
Mailing Fax
(909) 869-6631
Is Sole Proprietor?
No
Enumeration Date
11-07-2006
Last Update Date
07-08-2007
Code Navigator

A primary care provider (PCP) like John Fonmin sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc .

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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

Taxonomy Code
207Q00000X
Type
Allopathic & Osteopathic Physicians
License No.
A37367
License State
CA
Taxonomy Description
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

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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 1629147319, 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 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
1
Doubled → 2
Pos 6
4
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
3
Unchanged
Pos 9
1
Doubled → 2
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 1 → 2 7 → 14 → 5 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 4 + 9 + 2 + 4 + 1 + 4 + 3 + 2 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1629147319.

Other Providers at the Same Location


The following 6 providers are registered at the same or a nearby location.

Dentist (General Practice)
2707 S DIAMOND BAR BLVD, SUITE 201
DIAMOND BAR, CA 91765
Dentist (General Practice)
2707 S DIAMOND BAR BLVD, SUITE 201
DIAMOND BAR, CA 91765
Family Medicine
2707 S DIAMOND BAR BLVD, STE 104
DIAMOND BAR, CA 91765
Acupuncturist
2707 S DIAMOND BAR BLVD, SUITE 205
DIAMOND BAR, CA 91765
Internal Medicine
2707 S DIAMOND BAR BLVD, SUITE 104
DIAMOND BAR, CA 91765
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
2707 S DIAMOND BAR BLVD, SUITE 104
DIAMOND BAR, CA 91765

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1629147319, enumerated as an "individual" on November 07, 2006.

The provider is located at 2707 S DIAMOND BAR BLVD #104 DIAMOND BAR, CA 91765 and the phone number is (909) 594-8331.

Family Medicine with taxonomy code 207Q00000X.