MR. ALEXANDER LEE HEER
NPI 1275047037
Social Worker - Clinical in Portland, OR

NPI Status: Active since November 30, 2017

Contact Information

501 N GRAHAM ST
PORTLAND, OR
ZIP 97227
Phone: (503) 413-4395
Fax: (503) 413-4711

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  • Individual
  • Male
  • Social Worker
  • Clinical

About ALEXANDER HEER

This page provides the complete NPI Profile along with additional information for Alexander Heer, a provider established in Portland, Oregon with a medical specialization in Social Worker, focusing in clinical . The healthcare provider is registered in the NPI registry with number 1275047037 assigned on November 2017. The practitioner's primary taxonomy code is 1041C0700X with license number L11130 (OR). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1275047037
Provider Name
MR. ALEXANDER LEE HEER
Gender
Male
Entity Type
Individual
Location Address
501 N GRAHAM ST PORTLAND, OR 97227
Location Phone
(503) 413-4395
Location Fax
(503) 413-4711
Mailing Address
501 N GRAHAM ST PORTLAND, OR 97227
Mailing Phone
(503) 413-4935
Is Sole Proprietor?
Yes
Enumeration Date
11-30-2017
Last Update Date
12-12-2025
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A clinical social worker like Alexander Heer is licensed to diagnose and treat mental, behavioral, and emotional disorders. A clinical social worker helps patients develop strategies to change behavior or cope with difficult situations and refer patients to other resources or services, such as support groups or other mental health professionals.

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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

Social Worker Clinical

Taxonomy Code
1041C0700X
Type
Behavioral Health & Social Service Providers
License No.
L11130
License State
OR
Taxonomy Description
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.

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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 1275047037, we treat the final digit (7) 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 53. The final step is to find the difference between that total and the next multiple of ten (60 - 53 = 7).

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

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 4 + 5 + 0 + 4 + 1 + 4 + 0 + 6 + 24 = 53

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

The next multiple of ten after 53 is 60. The difference is the calculated check digit.

60 - 53 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1275047037.

Other Providers at the Same Location


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

Specialist
501 N GRAHAM ST, SUITE 525
PORTLAND, OR 97227
Specialist
501 N GRAHAM ST, SUITE 525
PORTLAND, OR 97227
Pediatrics (Pediatric Cardiology)
501 N GRAHAM ST, #220
PORTLAND, OR 97227
Pediatrics (Pediatric Cardiology)
501 N GRAHAM ST, #220
PORTLAND, OR 97227
Physician Assistant
501 N GRAHAM ST, SUITE 415
PORTLAND, OR 97227
Surgery (Vascular Surgery)
501 N GRAHAM ST, SUITE 415
PORTLAND, OR 97227
Nurse Practitioner (Pediatrics)
501 N GRAHAM ST, SUITE 355
PORTLAND, OR 97227
Pediatrics (Pediatric Endocrinology)
501 N GRAHAM ST, SUITE 375
PORTLAND, OR 97227
Internal Medicine
501 N GRAHAM ST, STE 100
PORTLAND, OR 97227
Pediatrics (Pediatric Pulmonology)
501 N GRAHAM ST, SUITE 320
PORTLAND, OR 97227
Orthopaedic Surgery
501 N GRAHAM ST, SUITE 200
PORTLAND, OR 97227
Orthopaedic Surgery (Adult Reconstructive Orthopaedic Surgery)
501 N GRAHAM ST, SUITE 200
PORTLAND, OR 97227
Orthopaedic Surgery
501 N GRAHAM ST, SUITE 200
PORTLAND, OR 97227
Physician Assistant
501 N GRAHAM ST, SUITE 200
PORTLAND, OR 97227
Psychiatry & Neurology (Neurology with Special Qualifications in Child Neurology)
501 N GRAHAM ST, SUITE 330
PORTLAND, OR 97227
Pediatrics (Pediatric Endocrinology)
501 N GRAHAM ST, SUITE 375
PORTLAND, OR 97227
Specialist
501 N GRAHAM ST, SUITE 580
PORTLAND, OR 97227
Podiatrist (Foot & Ankle Surgery)
501 N GRAHAM ST, SUITE 415
PORTLAND, OR 97227
Specialist
501 N GRAHAM ST, SUITE 525
PORTLAND, OR 97227
Pediatrics (Neonatal-Perinatal Medicine)
501 N GRAHAM ST, SUITE 265
PORTLAND, OR 97227

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1275047037, enumerated as an "individual" on November 30, 2017.

The provider is located at 501 N GRAHAM ST PORTLAND, OR 97227 and the phone number is (503) 413-4395.

Social Worker with taxonomy code 1041C0700X and a focus in Clinical.