DR. JAMES GREGORY TROLL M.D.
NPI 1578720223
Family Medicine in Vallejo, CA

NPI Status: Active since May 20, 2008

Contact Information

1310 JOHNSON LN
VALLEJO, CA
ZIP 94592
Phone: (707) 638-5292

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  • Individual
  • Male
  • Family Medicine

About JAMES TROLL

This page provides the complete NPI Profile along with additional information for James Troll, a primary care provider established in Vallejo, California with a medical specialization in Family Medicine. The healthcare provider is registered in the NPI registry with number 1578720223 assigned on May 2008. The practitioner's primary taxonomy code is 207Q00000X with license number G51568 (CA). The provider is registered as an individual and his NPI record was last updated 10 years ago.

NPI
1578720223
Provider Name
DR. JAMES GREGORY TROLL M.D.
Gender
Male
Entity Type
Individual
Location Address
1310 JOHNSON LN VALLEJO, CA 94592
Location Phone
(707) 638-5292
Mailing Address
PO BOX 1449 GUERNEVILLE, CA 95446
Mailing Phone
(707) 869-5977
Mailing Fax
Is Sole Proprietor?
No
Enumeration Date
05-20-2008
Last Update Date
07-08-2016
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A primary care provider (PCP) like James Troll 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.
G51568
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.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
A52031MEDICARE UPIN (02)CA 

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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 1578720223, we treat the final digit (3) 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).

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
7
Doubled → 14 → 1 + 4
Pos 6
2
Unchanged
Pos 7
0
Doubled → 0
Pos 8
2
Unchanged
Pos 9
2
Doubled → 4
Check
3
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 7 → 14 → 5 0 → 0 2 → 4

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 + 1 + 4 + 2 + 0 + 2 + 4 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1578720223.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Pharmacist
1310 JOHNSON LN
VALLEJO, CA 94592
Pharmacist (Psychiatric)
1310 JOHNSON LN, MARE ISLAND
VALLEJO, CA 94592

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1578720223, enumerated as an "individual" on May 20, 2008.

The provider is located at 1310 JOHNSON LN VALLEJO, CA 94592 and the phone number is (707) 638-5292.

Family Medicine with taxonomy code 207Q00000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.