WILLIAM R. FELLOWS, MD
NPI 1306840871
Internal Medicine - Addiction Medicine in Biloxi, MS

NPI Status: Active since June 11, 2005

Contact Information

180 DEBUYS RD
STE 130
BILOXI, MS
ZIP 39531
Phone: (228) 388-7770

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  • Organization
  • Internal Medicine
  • Addiction Medicine

About WILLIAM R. FELLOWS, MD

This page provides the complete NPI Profile along with additional information for William R. Fellows, Md, an internist established in Biloxi, Mississippi operating as a Internal Medicine, focusing in addiction medicine . The healthcare provider is registered in the NPI registry with number 1306840871 assigned on June 2005. The practitioner's primary taxonomy code is 207RA0401X with license number 08239 (MS). The provider is registered as an organization and their NPI record was last updated 18 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is William R Fellows M.d. (Owner)

NPI
1306840871
Provider Name
WILLIAM R. FELLOWS, MD
Entity Type
Organization
Location Address
180 DEBUYS RD STE 130 BILOXI, MS 39531
Location Phone
(228) 388-7770
Mailing Address
180 DEBUYS RD STE 130 BILOXI, MS 39531
Mailing Phone
(228) 388-7770
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
06-11-2005
Last Update Date
09-10-2008
Code Navigator

An internist like William R. Fellows, Md is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, 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

Internal Medicine Addiction Medicine

Taxonomy Code
207RA0401X
Type
Allopathic & Osteopathic Physicians
License No.
08239
License State
MS
Taxonomy Description
An internist doctor of osteopathy that specializes in the treatment of addiction disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine can obtain a Certificate of Added Qualifications in the field of Addiction Medicine.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

WILLIAM R FELLOWS M.D.

Authorized Official Title
OWNER
Authorized Official Phone
(228) 388-7770

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
512G700016MEDICARE PIN (08)MS 
03109765MEDICAID (05)MS 
DG9506MEDICARE PIN (08)MS 
5607810001MEDICARE NSC (07)MS 

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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 1306840871, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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
3
Unchanged
Pos 3
0
Doubled → 0
Pos 4
6
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
4
Unchanged
Pos 7
0
Doubled → 0
Pos 8
8
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
1
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 + 3 + 0 + 6 + 1 + 6 + 4 + 0 + 8 + 1 + 4 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1306840871.

Other Providers at the Same Location


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

Radiology (Diagnostic Radiology)
180 DEBUYS RD
BILOXI, MS 39531
Radiology (Diagnostic Radiology)
180 DEBUYS RD
BILOXI, MS 39531
Radiology (Diagnostic Radiology)
180 DEBUYS RD
BILOXI, MS 39531
Family Medicine
180 DEBUYS RD, SUITE 106
BILOXI, MS 39531
Social Worker
180 DEBUYS RD
BILOXI, MS 39531
Social Worker
180 DEBUYS RD
BILOXI, MS 39531
Psychiatry & Neurology (Psychiatry)
180 DEBUYS RD
BILOXI, MS 39531
Nurse Practitioner (Psychiatric/Mental Health)
180 DEBUYS RD
BILOXI, MS 39531
Nurse Practitioner (Family)
180 DEBUYS RD
BILOXI, MS 39531
Nurse Practitioner (Family)
180 DEBUYS RD
BILOXI, MS 39531
Pain Medicine (Interventional Pain Medicine)
180 DEBUYS RD
BILOXI, MS 39531
Nurse Practitioner
180 DEBUYS RD
BILOXI, MS 39531
Social Worker (Clinical)
180 DEBUYS RD, STE 203
BILOXI, MS 39531
Nurse Practitioner (Family)
180 DEBUYS RD
BILOXI, MS 39531
Psychiatric Hospital
180 DEBUYS RD
BILOXI, MS 39531
Nurse Practitioner (Psychiatric/Mental Health)
180 DEBUYS RD
BILOXI, MS 39531
Nurse Practitioner (Family)
180 DEBUYS RD
BILOXI, MS 39531
Nurse Practitioner (Family)
180 DEBUYS RD
BILOXI, MS 39531
Nurse Practitioner
180 DEBUYS RD
BILOXI, MS 39531
Registered Nurse (Psychiatric/Mental Health)
180 DEBUYS RD
BILOXI, MS 39531

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1306840871, enumerated as an "organization" on June 11, 2005.

The provider is located at 180 DEBUYS RD STE 130 BILOXI, MS 39531 and the phone number is (228) 388-7770.

Internal Medicine with taxonomy code 207RA0401X and a focus in Addiction Medicine.

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