JONATHAN TAM PA-C
NPI 1992433494
Physician Assistant in Hillsborough, NJ

NPI Status: Active since August 11, 2022

Contact Information

1C NEW AMWELL RD
HILLSBOROUGH, NJ
ZIP 08844
Phone: (908) 874-5035
Fax: (908) 874-3288

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  • Individual
  • Male
  • Physician Assistant

About JONATHAN TAM

This page provides the complete NPI Profile along with additional information for Jonathan Tam, a primary care provider established in Hillsborough, New Jersey with a medical specialization in Physician Assistant. The healthcare provider is registered in the NPI registry with number 1992433494 assigned on August 2022. The practitioner's primary taxonomy code is 363A00000X with license number 25MP00725100 (NJ). The provider is registered as an individual and his NPI record was last updated January 2026.

NPI
1992433494
Provider Name
JONATHAN TAM PA-C
Gender
Male
Entity Type
Individual
Location Address
1C NEW AMWELL RD HILLSBOROUGH, NJ 08844
Location Phone
(908) 874-5035
Location Fax
(908) 874-3288
Mailing Address
575 ROUTE 28 STE 2205 RARITAN, NJ 08869
Mailing Phone
(908) 725-5530
Is Sole Proprietor?
No
Enumeration Date
08-11-2022
Last Update Date
01-27-2026
Code Navigator

A primary care provider (PCP) like Jonathan Tam 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 .

Location Map

Secondary Locations

  • 2 Worlds Fair Dr Ste 302
    Somerset, NJ 08873
    (732) 271-7788
  • 575 Route 28 Ste 2100
    Raritan, NJ 08869
    (908) 725-1802

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

Physician Assistant

Taxonomy Code
363A00000X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
25MP00725100
License State
NJ
Taxonomy Description
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

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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 1992433494, we treat the final digit (4) 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 76. The final step is to find the difference between that total and the next multiple of ten (80 - 76 = 4).

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
9
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
2
Unchanged
Pos 5
4
Doubled → 8
Pos 6
3
Unchanged
Pos 7
3
Doubled → 6
Pos 8
4
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
4
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 9 → 18 → 9 4 → 8 3 → 6 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 8 + 2 + 8 + 3 + 6 + 4 + 1 + 8 + 24 = 76

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

The next multiple of ten after 76 is 80. The difference is the calculated check digit.

80 - 76 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1992433494.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Pediatrics
1C NEW AMWELL RD
HILLSBOROUGH, NJ 08844
Pediatrics
1C NEW AMWELL RD
HILLSBOROUGH, NJ 08844
Pediatrics
1C NEW AMWELL RD
HILLSBOROUGH, NJ 08844
Pediatrics
1C NEW AMWELL RD
HILLSBOROUGH, NJ 08844

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1992433494, enumerated as an "individual" on August 11, 2022.

The provider is located at 1C NEW AMWELL RD HILLSBOROUGH, NJ 08844 and the phone number is (908) 874-5035.

Physician Assistant with taxonomy code 363A00000X.