AMY OSTRANDER NP
NPI 1891160446
Nurse Practitioner - Pediatrics in San Francisco, CA

NPI Status: Active since December 08, 2015

Contact Information

1825 4TH ST
SIXTH FLOOR, RECEPTION B
SAN FRANCISCO, CA
ZIP 94158
Phone: (415) 353-8530
Fax: (415) 353-8800

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  • Individual
  • Female
  • Nurse Practitioner
  • Pediatrics

About AMY OSTRANDER

This page provides the complete NPI Profile along with additional information for Amy Ostrander, a provider established in San Francisco, California with a medical specialization in Nurse Practitioner, focusing in pediatrics . The healthcare provider is registered in the NPI registry with number 1891160446 assigned on December 2015. The practitioner's primary taxonomy code is 363LP0200X with license number 20038 (CA). The provider is registered as an individual and her NPI record was last updated 11 years ago.

NPI
1891160446
Provider Name
AMY OSTRANDER NP
Gender
Female
Entity Type
Individual
Location Address
1825 4TH ST SIXTH FLOOR, RECEPTION B SAN FRANCISCO, CA 94158
Location Phone
(415) 353-8530
Location Fax
(415) 353-8800
Mailing Address
1825 4TH ST SIXTH FLOOR, RECEPTION B SAN FRANCISCO, CA 94158
Mailing Phone
(415) 353-8530
Mailing Fax
(415) 353-8800
Is Sole Proprietor?
No
Enumeration Date
12-08-2015
Last Update Date
12-08-2015
Code Navigator

A nurse practitioner (NP) like Amy Ostrander is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, etc.

Location Map

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 Practitioner Pediatrics

Taxonomy Code
363LP0200X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
20038
License State
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 1891160446, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
9
Doubled → 18 → 1 + 8
Pos 4
1
Unchanged
Pos 5
1
Doubled → 2
Pos 6
6
Unchanged
Pos 7
0
Doubled → 0
Pos 8
4
Unchanged
Pos 9
4
Doubled → 8
Check
6
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 1 → 2 0 → 0 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 8 + 1 + 2 + 6 + 0 + 4 + 8 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1891160446.

Other Providers at the Same Location


The following 11 providers are registered at the same or a nearby location.

Nurse Practitioner (Pediatrics)
1825 4TH ST, 6TH FLOOR
SAN FRANCISCO, CA 94158
Psychologist (Clinical)
1825 4TH ST, BOX 1948
SAN FRANCISCO, CA 94158
Radiology (Radiation Oncology)
1825 4TH ST, M2260
SAN FRANCISCO, CA 94158
Genetic Counselor, MS
1825 4TH ST
SAN FRANCISCO, CA 94158
Pediatrics
1825 4TH ST
SAN FRANCISCO, CA 94158
General Acute Care Hospital
1825 4TH ST, SIXTH FLOOR, RECEPTION B
SAN FRANCISCO, CA 94158
Nurse Practitioner (Pediatrics)
1825 4TH ST, RM M5228
SAN FRANCISCO, CA 94158
Nurse Practitioner (Pediatrics)
1825 4TH ST, 6TH FLOOR, ROOM M6303
SAN FRANCISCO, CA 94158
Orthopaedic Surgery
1825 4TH ST
SAN FRANCISCO, CA 94158
Registered Nurse (Plastic Surgery)
1825 4TH ST
SAN FRANCISCO, CA 94158
Nurse Practitioner (Family)
1825 4TH ST, GATEWAY MEDICAL BUILDING
SAN FRANCISCO, CA 94158

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1891160446, enumerated as an "individual" on December 08, 2015.

The provider is located at 1825 4TH ST SIXTH FLOOR, RECEPTION B SAN FRANCISCO, CA 94158 and the phone number is (415) 353-8530.

Nurse Practitioner with taxonomy code 363LP0200X and a focus in Pediatrics.