Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MR. OWEN FRANCIS MUELLER PA-C , MSPAS
NPI 1659335487
Physician Assistant - Medical in Saint Louis, MO

Active since April 17, 2006
915 N GRAND BLVD, JOHN COCHRAN VAMC, SAINT LOUIS, MO 63106(314) 652-4100 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

  • Individual
  • Male
  • Physician Assistant
  • Medical

About OWEN MUELLER

This page provides the complete NPI Profile along with additional information for Owen Mueller, a primary care provider established in Saint Louis, Missouri with a medical specialization in Physician Assistant, focusing in medical . The healthcare provider is registered in the NPI registry with number 1659335487 assigned on April 2006. The practitioner's primary taxonomy code is 363AM0700X with license number DA 110-383 (MO). The provider is registered as an individual and his NPI record was last updated July 2026.

NPI
1659335487
Provider Name
MR. OWEN FRANCIS MUELLER PA-C , MSPAS
Gender
Male
Entity Type
Individual
Location Address
915 N GRAND BLVD JOHN COCHRAN VAMC SAINT LOUIS, MO 63106
Location Phone
(314) 652-4100
Mailing Address
3 MILLICENT CT WASHINGTON, MO 63090
Mailing Phone
(636) 390-8506
Is Sole Proprietor?
No
Enumeration Date
04-17-2006
Last Update Date
07-13-2026
Code Navigator

A primary care provider (PCP) like Owen Mueller 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 .

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

Physician Assistant Medical

Taxonomy Code
363AM0700X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
DA 110-383
License State
MO

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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 1659335487, 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
6
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
9
Unchanged
Pos 5
3
Doubled → 6
Pos 6
3
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
4
Unchanged
Pos 9
8
Doubled → 16 → 1 + 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 5 → 10 → 1 3 → 6 5 → 10 → 1 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 0 + 9 + 6 + 3 + 1 + 0 + 4 + 1 + 6 + 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 1659335487.

Other Providers at the Same Location


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

Medicare Defined Swing Bed Unit
915 N GRAND BLVD
SAINT LOUIS, MO 63106
Dentist (Dental Public Health)
915 N GRAND BLVD
SAINT LOUIS, MO 63106
Physician Assistant
915 N GRAND BLVD, 11FJC
SAINT LOUIS, MO 63106
Pharmacist
915 N GRAND BLVD
SAINT LOUIS, MO 63106
Nurse Practitioner (Adult Health)
915 N GRAND BLVD
SAINT LOUIS, MO 63106
Occupational Therapist
915 N GRAND BLVD
SAINT LOUIS, MO 63106
Internal Medicine
915 N GRAND BLVD
SAINT LOUIS, MO 63106
Internal Medicine
915 N GRAND BLVD, JOHN COCHRAN VAMC 11F-JC
SAINT LOUIS, MO 63106
Pathology (Anatomic Pathology)
915 N GRAND BLVD, PATHOLOGY AND LABORATORY SERVICE, VAMC
SAINT LOUIS, MO 63106
Optometrist
915 N GRAND BLVD
SAINT LOUIS, MO 63106
Nuclear Medicine
915 N GRAND BLVD, VA MEDICAL CENTER
SAINT LOUIS, MO 63106
Internal Medicine (Medical Oncology)
915 N GRAND BLVD
SAINT LOUIS, MO 63106
Psychologist (Clinical)
915 N GRAND BLVD
SAINT LOUIS, MO 63106
Nurse Practitioner (Family)
915 N GRAND BLVD, 122-JC
SAINT LOUIS, MO 63106
Nurse Practitioner (Family)
915 N GRAND BLVD
SAINT LOUIS, MO 63106
Radiology (Diagnostic Radiology)
915 N GRAND BLVD, RADIOLOGY
SAINT LOUIS, MO 63106
Internal Medicine (Geriatric Medicine)
915 N GRAND BLVD
SAINT LOUIS, MO 63106
Social Worker (Clinical)
915 N GRAND BLVD
SAINT LOUIS, MO 63106
Social Worker (Clinical)
915 N GRAND BLVD
SAINT LOUIS, MO 63106
Internal Medicine (Cardiovascular Disease)
915 N GRAND BLVD, CARDIOLOGY DIVISION, BLDG 1 ROOM C219
SAINT LOUIS, MO 63106

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1659335487, enumerated as an "individual" on April 17, 2006.

The provider is located at 915 N GRAND BLVD JOHN COCHRAN VAMC SAINT LOUIS, MO 63106 and the phone number is (314) 652-4100.

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