MRS. MARIANNE CONTRERAS PA
NPI 1861649428
Physician Assistant - Medical in Phoenix, AZ

NPI Status: Active since August 26, 2008

Contact Information

4141 N 32ND ST STE 105
PHOENIX, AZ
ZIP 85018
Phone: (602) 279-2337
Fax: (602) 230-9025

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  • Individual
  • Female
  • Physician Assistant
  • Medical

About MARIANNE CONTRERAS

This page provides the complete NPI Profile along with additional information for Marianne Contreras, a primary care provider established in Phoenix, Arizona with a medical specialization in Physician Assistant, focusing in medical . The healthcare provider is registered in the NPI registry with number 1861649428 assigned on August 2008. The practitioner's primary taxonomy code is 363AM0700X. The provider is registered as an individual and her NPI record was last updated 18 years ago.

NPI
1861649428
Provider Name
MRS. MARIANNE CONTRERAS PA
Gender
Female
Entity Type
Individual
Location Address
4141 N 32ND ST STE 105 PHOENIX, AZ 85018
Location Phone
(602) 279-2337
Location Fax
(602) 230-9025
Mailing Address
4141 N 32ND ST STE 105 PHOENIX, AZ 85018
Mailing Phone
(602) 279-2337
Mailing Fax
(602) 230-9025
Is Sole Proprietor?
Yes
Enumeration Date
08-26-2008
Last Update Date
08-26-2008
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A primary care provider (PCP) like Marianne Contreras 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

Physician Assistant Medical

Taxonomy Code
363AM0700X
Type
Physician Assistants & Advanced Practice Nursing Providers

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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 1861649428, 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
8
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
1
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
4
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
4
Unchanged
Pos 9
2
Doubled → 4
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 6 → 12 → 3 6 → 12 → 3 9 → 18 → 9 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 2 + 1 + 1 + 2 + 4 + 1 + 8 + 4 + 4 + 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 1861649428.

Other Providers at the Same Location


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

Emergency Medicine
4141 N 32ND ST STE 105
PHOENIX, AZ 85018

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1861649428, enumerated as an "individual" on August 26, 2008.

The provider is located at 4141 N 32ND ST STE 105 PHOENIX, AZ 85018 and the phone number is (602) 279-2337.

Physician Assistant with taxonomy code 363AM0700X and a focus in Medical.