JOEL J SCHRETENTHALER CRNA
NPI 1144288838
Nurse Anesthetist, Certified Registered in Brenham, TX

NPI Status: Active since May 02, 2006

Contact Information

700 MEDICAL PKWY
BRENHAM, TX
ZIP 77833
Phone: (979) 836-6173
Fax: (979) 830-2277

NPI Profile Information
Primary Taxonomy
Secondary Taxonomies
Insurance Plans Accepted
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Male
Nurse Anesthetist, Certified Registered
Accepts Insurance

About JOEL SCHRETENTHALER

This page provides the complete NPI Profile along with additional information for Joel Schretenthaler, a provider established in Brenham, Texas with a medical specialization in Nurse Anesthetist, Certified Registered. The healthcare provider is registered in the NPI registry with number 1144288838 assigned on May 2006. The practitioner's primary taxonomy code is 367500000X with license number AP109455 (TX). The provider is registered as an individual and his NPI record was last updated 4 years ago.

NPI: 1144288838
Provider Name: JOEL J SCHRETENTHALER CRNA
Gender: Male
Entity Type: Individual
Location Address: 700 MEDICAL PKWY BRENHAM, TX 77833
Location Phone: (979) 836-6173
Location Fax: (979) 830-2277
Mailing Address: PO BOX 844658 DALLAS, TX 75284
Mailing Phone: (254) 724-2111
Is Sole Proprietor?: Yes
Enumeration Date: 05-02-2006
Last Update Date: 05-25-2022
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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: Nurse Anesthetist, Certified Registered
Taxonomy Code: 367500000X
Type: Physician Assistants & Advanced Practice Nursing Providers
License No.: AP109455
License State: TX
Taxonomy Description: (1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.

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)
1	367500000X	Physician Assistants & Advanced Practice Nursing Providers	Nurse Anesthetist, Certified Registered	550463 (TX)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Blue Cross and Blue Shield of Texas

Blue Advantage Bronze HMO? 204 - HMO
Blue Advantage Bronze HMO? 301 - HMO
Blue Advantage Bronze HMO? Standard - HMO
Blue Advantage Gold HMO? 206 - HMO
Blue Advantage Gold HMO? 603 - HMO
Blue Advantage Gold HMO? Standard - HMO
Blue Advantage Plus Bronze? 303 - POS
Blue Advantage Plus Bronze? 305 - POS
Blue Advantage Plus Bronze? Standard - POS
Blue Advantage Plus Gold? 203 - POS
Blue Advantage Plus Gold? 803 - POS
Blue Advantage Plus Gold? Standard - POS
Blue Advantage Plus Silver? 202 - POS
Blue Advantage Plus Silver? 605 - POS
Blue Advantage Plus Silver? Standard - POS
Blue Advantage Security HMO? 200 - HMO
Blue Advantage Silver HMO? 205 - HMO
Blue Advantage Silver HMO? 801 - HMO
Blue Advantage Silver HMO? Standard - HMO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

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 1144288838, we treat the final digit (8) 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 72. The final step is to find the difference between that total and the next multiple of ten (80 - 72 = 8).

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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 8

Pos 4

Unchanged

Pos 5

Doubled → 4

Pos 6

Unchanged

Pos 7

Doubled → 16 → 1 + 6

Pos 8

Unchanged

Pos 9

Doubled → 6

Check

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 4 → 8 2 → 4 8 → 16 → 7 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 8 + 4 + 4 + 8 + 1 + 6 + 8 + 6 + 24 = 72

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

The next multiple of ten after 72 is 80. The difference is the calculated check digit.

80 - 72 = 8

This NPI is valid

The calculated check digit is 8, which matches the last digit of 1144288838.