JOHN HEWITT MD
NPI 1902840176
Emergency Medicine in Clearlake, CA

NPI Status: Active since June 16, 2006

Contact Information

15630 18TH AVE
CLEARLAKE, CA
ZIP 95422
Phone: (707) 995-5890

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  • Individual
  • Male
  • Emergency Medicine

About JOHN HEWITT

This page provides the complete NPI Profile along with additional information for John Hewitt, a provider established in Clearlake, California with a medical specialization in Emergency Medicine. The healthcare provider is registered in the NPI registry with number 1902840176 assigned on June 2006. The practitioner's primary taxonomy code is 207P00000X with license number A31314 (CA). The provider is registered as an individual and his NPI record was last updated 17 years ago.

NPI
1902840176
Provider Name
JOHN HEWITT MD
Gender
Male
Entity Type
Individual
Location Address
15630 18TH AVE CLEARLAKE, CA 95422
Location Phone
(707) 995-5890
Mailing Address
3916 STATE ST #300 SANTA BARBARA, CA 93105
Mailing Phone
(805) 563-3011
Mailing Fax
Is Sole Proprietor?
No
Enumeration Date
06-16-2006
Last Update Date
07-14-2009
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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

Emergency Medicine

Taxonomy Code
207P00000X
Type
Allopathic & Osteopathic Physicians
License No.
A31314
License State
CA
Taxonomy Description
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

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
1902840716BG017ZOTHER (01)CAUPI#
BG017YMEDICARE PIN (08)CA 
1902840176MEDICAID (05)CA 
C03893MEDICARE UPIN (02)CA 
00A313141MEDICARE PIN (08)CA 
BG017ZMEDICARE PIN (08)CA 

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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 1902840176, 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 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 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
9
Unchanged
Pos 3
0
Doubled → 0
Pos 4
2
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
4
Unchanged
Pos 7
0
Doubled → 0
Pos 8
1
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 0 → 0 8 → 16 → 7 0 → 0 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 0 + 2 + 1 + 6 + 4 + 0 + 1 + 1 + 4 + 24 = 54

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

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1902840176.

Other Providers at the Same Location


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

Anesthesiology
15630 18TH AVE
CLEARLAKE, CA 95422
Dietitian, Registered
15630 18TH AVE
CLEARLAKE, CA 95422
Emergency Medicine
15630 18TH AVE
CLEARLAKE, CA 95422
Emergency Medicine
15630 18TH AVE
CLEARLAKE, CA 95422
Social Worker (Clinical)
15630 18TH AVE
CLEARLAKE, CA 95422
Social Worker (Clinical)
15630 18TH AVE
CLEARLAKE, CA 95422
Internal Medicine
15630 18TH AVE
CLEARLAKE, CA 95422
Dietitian, Registered
15630 18TH AVE
CLEARLAKE, CA 95422
Nurse Practitioner (Family)
15630 18TH AVE
CLEARLAKE, CA 95422
Emergency Medicine
15630 18TH AVE
CLEARLAKE, CA 95422
Surgery
15630 18TH AVE
CLEARLAKE, CA 95422
Internal Medicine (Hospice and Palliative Medicine)
15630 18TH AVE
CLEARLAKE, CA 95422
Internal Medicine (Critical Care Medicine)
15630 18TH AVE
CLEARLAKE, CA 95422
Hospitalist
15630 18TH AVE
CLEARLAKE, CA 95422
Emergency Medicine
15630 18TH AVE
CLEARLAKE, CA 95422
Psychiatry & Neurology (Neurology)
15630 18TH AVE
CLEARLAKE, CA 95422
Clinic/Center (Magnetic Resonance Imaging (MRI))
15630 18TH AVE
CLEARLAKE, CA 95422
Anesthesiology
15630 18TH AVE
CLEARLAKE, CA 95422
Nurse Practitioner (Family)
15630 18TH AVE
CLEARLAKE, CA 95422
Emergency Medicine
15630 18TH AVE
CLEARLAKE, CA 95422

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1902840176, enumerated as an "individual" on June 16, 2006.

The provider is located at 15630 18TH AVE CLEARLAKE, CA 95422 and the phone number is (707) 995-5890.

Emergency Medicine with taxonomy code 207P00000X.

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