MARIENNE IGNACIO
NPI 1518858869
Nurse Anesthetist, Certified Registered in Phoenix, AZ

NPI Status: Active since July 14, 2025

Contact Information

1111 E MCDOWELL RD
PHOENIX, AZ
ZIP 85006
Phone: (602) 839-2000

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  • Individual
  • Female
  • Nurse Anesthetist, Certified Registered

About MARIENNE IGNACIO

This page provides the complete NPI Profile along with additional information for Marienne Ignacio, a provider established in Phoenix, Arizona with a medical specialization in Nurse Anesthetist, Certified Registered. The healthcare provider is registered in the NPI registry with number 1518858869 assigned on July 2025. The practitioner's primary taxonomy code is 367500000X with license number 332812 (AZ). The provider is registered as an individual and her NPI record was last updated January 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.

NPI
1518858869
Provider Name
MARIENNE IGNACIO
Gender
Female
Entity Type
Individual
Location Address
1111 E MCDOWELL RD PHOENIX, AZ 85006
Location Phone
(602) 839-2000
Mailing Address
605 W MADISON ST APT 3902 TOWER 3 CHICAGO, IL 60661
Is Sole Proprietor?
Yes
Enumeration Date
07-14-2025
Last Update Date
01-27-2026
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Location Map

Secondary Locations

  • 6501 N 19th Ave
    Phoenix, AZ 85015
    (602) 795-6020

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

Nurse Anesthetist, Certified Registered

Taxonomy Code
367500000X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
332812
License State
AZ
Taxonomy Description
(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1163W00000XNursing Service Providers

Registered Nurse

041457555 (IL)

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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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 1518858869, 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 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
5
Unchanged
Pos 3
1
Doubled → 2
Pos 4
8
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
5
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
8
Unchanged
Pos 9
6
Doubled → 12 → 1 + 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 1 → 2 8 → 16 → 7 8 → 16 → 7 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 2 + 8 + 1 + 6 + 5 + 1 + 6 + 8 + 1 + 2 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1518858869.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Emergency Medicine
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Radiology (Diagnostic Radiology)
1111 E MCDOWELL RD, DEPARTMENT OF MEDICAL IMAGING, GOOD SAMARITAN HOSPITAL
PHOENIX, AZ 85006
Radiology (Diagnostic Radiology)
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Pediatrics (Pediatric Infectious Diseases)
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Physician Assistant (Medical)
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Internal Medicine (Critical Care Medicine)
1111 E MCDOWELL RD, DEPT OF CRITICAL CARE - BANNER GOOD SAMARITAN
PHOENIX, AZ 85006
Internal Medicine (Critical Care Medicine)
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Internal Medicine (Critical Care Medicine)
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Dietitian, Registered
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Internal Medicine
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Internal Medicine
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Nurse Practitioner
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Pediatrics (Neonatal-Perinatal Medicine)
1111 E MCDOWELL RD, GOOD SAMARITAN HOSPITAL, NICU
PHOENIX, AZ 85006
Internal Medicine
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Radiology (Radiation Oncology)
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Radiology (Diagnostic Radiology)
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Radiology (Diagnostic Radiology)
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Nuclear Medicine
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Orthopaedic Surgery (Adult Reconstructive Orthopaedic Surgery)
1111 E MCDOWELL RD
PHOENIX, AZ 85006
Radiology (Diagnostic Radiology)
1111 E MCDOWELL RD
PHOENIX, AZ 85006

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1518858869, enumerated as an "individual" on July 14, 2025.

The provider is located at 1111 E MCDOWELL RD PHOENIX, AZ 85006 and the phone number is (602) 839-2000.

Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.