MR. NATHAN DOUGLAS CHESSHIR CRNA
NPI 1689749376
Nurse Anesthetist, Certified Registered in Columbia, MO

NPI Status: Active since November 21, 2006

Contact Information

305 N KEENE ST STE 107
BOONE SURGERY CENTER
COLUMBIA, MO
ZIP 65201
Phone: (636) 386-9224
Fax: (636) 386-7679

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  • Individual
  • Male
  • Nurse Anesthetist, Certified Registered

About NATHAN CHESSHIR

This page provides the complete NPI Profile along with additional information for Nathan Chesshir, a provider established in Columbia, Missouri with a medical specialization in Nurse Anesthetist, Certified Registered. The healthcare provider is registered in the NPI registry with number 1689749376 assigned on November 2006. The practitioner's primary taxonomy code is 367500000X with license number 088585 (MO). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1689749376
Provider Name
MR. NATHAN DOUGLAS CHESSHIR CRNA
Other Name
DOUG CHESSHIR C.R.N.A.
Other Name Type
Other Name (5)
Gender
Male
Entity Type
Individual
Location Address
305 N KEENE ST STE 107 BOONE SURGERY CENTER COLUMBIA, MO 65201
Location Phone
(636) 386-9224
Location Fax
(636) 386-7679
Mailing Address
1808 MUIRFIELD DR. COLUMBIA, MO 66520
Mailing Phone
(573) 443-6737
Mailing Fax
(636) 386-7679
Is Sole Proprietor?
No
Enumeration Date
11-21-2006
Last Update Date
07-08-2007
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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.
088585
License State
MO
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.

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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 1689749376, we treat the final digit (6) 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 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 6).

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
8
Doubled → 16 → 1 + 6
Pos 4
9
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
4
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
3
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
6
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 8 → 16 → 7 7 → 14 → 5 9 → 18 → 9 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 6 + 9 + 1 + 4 + 4 + 1 + 8 + 3 + 1 + 4 + 24 = 74

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

The next multiple of ten after 74 is 80. The difference is the calculated check digit.

80 - 74 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1689749376.

Other Providers at the Same Location


The following 5 providers are registered at the same or a nearby location.

Nurse Anesthetist, Certified Registered
305 N KEENE ST STE 107, BOONE SURGERY CENTER
COLUMBIA, MO 65201
Pharmacist
305 N KEENE ST STE 107
COLUMBIA, MO 65201
Anesthesiology (Pain Medicine)
305 N KEENE ST STE 107
COLUMBIA, MO 65201
Clinic/Center (Ambulatory Surgical)
305 N KEENE ST STE 107
COLUMBIA, MO 65201
Nurse Anesthetist, Certified Registered
305 N KEENE ST STE 107
COLUMBIA, MO 65201

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1689749376, enumerated as an "individual" on November 21, 2006.

The provider is located at 305 N KEENE ST STE 107 BOONE SURGERY CENTER COLUMBIA, MO 65201 and the phone number is (636) 386-9224.

Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.