DR. STEPHEN MORRIS JOHNSON MD
NPI 1922064807
Hospitalist in Portland, OR

NPI Status: Active since April 21, 2006

Contact Information

EMANUEL CHILDREN'S HOSPITAL, DEPT OF PEDITATRICS
2801 N. GANTENBEIN AVE.
PORTLAND, OR
ZIP 97227
Phone: (503) 413-2042

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  • Individual
  • Male
  • Hospitalist

About STEPHEN JOHNSON

This page provides the complete NPI Profile along with additional information for Stephen Johnson, a provider established in Portland, Oregon with a medical specialization in Hospitalist. The healthcare provider is registered in the NPI registry with number 1922064807 assigned on April 2006. The practitioner's primary taxonomy code is 208M00000X with license number MD23666 (OR). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1922064807
Provider Name
DR. STEPHEN MORRIS JOHNSON MD
Gender
Male
Entity Type
Individual
Location Address
EMANUEL CHILDREN'S HOSPITAL, DEPT OF PEDITATRICS 2801 N. GANTENBEIN AVE. PORTLAND, OR 97227
Location Phone
(503) 413-2042
Mailing Address
2801 N GANTENBEIN AVE DEPT OF PEDIATRICS, EMANUEL CHILDREN'S HOSPITAL PORTLAND, OR 97227
Mailing Fax
Is Sole Proprietor?
No
Enumeration Date
04-21-2006
Last Update Date
09-11-2025
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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

Hospitalist

Taxonomy Code
208M00000X
Type
Allopathic & Osteopathic Physicians
License No.
MD23666
License State
OR
Taxonomy Description
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

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)
12080P0208XAllopathic & Osteopathic Physicians

Pediatrics
Pediatric Infectious Diseases

MD23666 (OR)

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
286736MEDICAID (05)OR 

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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 1922064807, 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 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
9
Unchanged
Pos 3
2
Doubled → 4
Pos 4
2
Unchanged
Pos 5
0
Doubled → 0
Pos 6
6
Unchanged
Pos 7
4
Doubled → 8
Pos 8
8
Unchanged
Pos 9
0
Doubled → 0
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 2 → 4 0 → 0 4 → 8 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 4 + 2 + 0 + 6 + 8 + 8 + 0 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1922064807.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1922064807, enumerated as an "individual" on April 21, 2006.

The provider is located at EMANUEL CHILDREN'S HOSPITAL, DEPT OF PEDITATRICS 2801 N. GANTENBEIN AVE. PORTLAND, OR 97227 and the phone number is (503) 413-2042.

Hospitalist with taxonomy code 208M00000X.

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