MR. THEODORE R HOFSTEDT M.D.
NPI 1538251699
Specialist in Phoenix, AZ

NPI Status: Active since September 28, 2006

Contact Information

9250 N 3RD ST
SUITE 4030
PHOENIX, AZ
ZIP 85020
Phone: (602) 944-2271
Fax: (602) 943-3420

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  • Individual
  • Male
  • Specialist

About THEODORE HOFSTEDT

This page provides the complete NPI Profile along with additional information for Theodore Hofstedt, a provider established in Phoenix, Arizona with a medical specialization in Specialist. The healthcare provider is registered in the NPI registry with number 1538251699 assigned on September 2006. The practitioner's primary taxonomy code is 174400000X with license number 23010 (AZ). The provider is registered as an individual and his NPI record was last updated 17 years ago.

NPI
1538251699
Provider Name
MR. THEODORE R HOFSTEDT M.D.
Gender
Male
Entity Type
Individual
Location Address
9250 N 3RD ST SUITE 4030 PHOENIX, AZ 85020
Location Phone
(602) 944-2271
Location Fax
(602) 943-3420
Mailing Address
9250 N 3RD ST SUITE 4030 PHOENIX, AZ 85020
Mailing Phone
(602) 944-2271
Mailing Fax
(602) 943-3420
Is Sole Proprietor?
No
Enumeration Date
09-28-2006
Last Update Date
05-26-2009
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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

Specialist

Taxonomy Code
174400000X
Type
Other Service Providers
License No.
23010
License State
AZ
Taxonomy Description
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

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
ZWCHQHOTHER (01)MEDICARE PTAN
F97710MEDICARE UPIN (02)AZ 
20WCHQH05MEDICARE PIN (08) 

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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 1538251699, 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
3
Doubled → 6
Pos 4
8
Unchanged
Pos 5
2
Doubled → 4
Pos 6
5
Unchanged
Pos 7
1
Doubled → 2
Pos 8
6
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 3 → 6 2 → 4 1 → 2 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 6 + 8 + 4 + 5 + 2 + 6 + 1 + 8 + 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 1538251699.

Other Providers at the Same Location


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

Internal Medicine (Cardiovascular Disease)
9250 N 3RD ST, SUITE 3010
PHOENIX, AZ 85020
Internal Medicine (Cardiovascular Disease)
9250 N 3RD ST, SUITE 3010
PHOENIX, AZ 85020
Specialist
9250 N 3RD ST, SUITE 4030
PHOENIX, AZ 85020
Otolaryngology
9250 N 3RD ST, STE. 3025
PHOENIX, AZ 85020
Clinic/Center (Ambulatory Surgical)
9250 N 3RD ST, SUITE 101
PHOENIX, AZ 85020
Orthopaedic Surgery
9250 N 3RD ST, SUITE 2030
PHOENIX, AZ 85020
Clinic/Center (Radiology)
9250 N 3RD ST, SUITE 1002
PHOENIX, AZ 85020
Surgery
9250 N 3RD ST, SUITE 3000
PHOENIX, AZ 85020
Neurological Surgery
9250 N 3RD ST, SUITE 3000
PHOENIX, AZ 85020
Surgery (Surgical Critical Care)
9250 N 3RD ST, STE 3000
PHOENIX, AZ 85020
Audiologist-Hearing Aid Fitter
9250 N 3RD ST, SUITE 3025
PHOENIX, AZ 85020
Physical Medicine & Rehabilitation
9250 N 3RD ST, SUITE 2007
PHOENIX, AZ 85020
Orthopaedic Surgery
9250 N 3RD ST, STE 4030
PHOENIX, AZ 85020
Neurological Surgery
9250 N 3RD ST, SUITE 300
PHOENIX, AZ 85020
Durable Medical Equipment & Medical Supplies
9250 N 3RD ST, SUITE 3000
PHOENIX, AZ 85020
Ophthalmology
9250 N 3RD ST, STE. 3030
PHOENIX, AZ 85020
Ophthalmology
9250 N 3RD ST, STE. 3030
PHOENIX, AZ 85020
Surgery (Surgical Critical Care)
9250 N 3RD ST, SUITE 3015
PHOENIX, AZ 85020
Internal Medicine (Cardiovascular Disease)
9250 N 3RD ST, STE. 3010
PHOENIX, AZ 85020
Internal Medicine (Cardiovascular Disease)
9250 N 3RD ST, SUITE 3010
PHOENIX, AZ 85020

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1538251699, enumerated as an "individual" on September 28, 2006.

The provider is located at 9250 N 3RD ST SUITE 4030 PHOENIX, AZ 85020 and the phone number is (602) 944-2271.

Specialist with taxonomy code 174400000X.

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