MR. WILLIAM ALEX NIXON (MD) – Family Medicine Physician, NPI 1699731927

MR. WILLIAM ALEX NIXON (MD) is a healthcare provider. based in Guntersville, Alabama. specializing in FAMILY PRACTICE. They hold the professional credentials MD. They hold a License No. 22839 (AL). The NPI Number for MR. WILLIAM ALEX NIXON (MD) is 1699731927

Main info

Male
28 Years Of Experience
Accepts Medicare Assignment
Name
MR. WILLIAM ALEX NIXON (MD)
NPI
1699731927
Phone
(256) 582-5131
Address
2337 HOMER CLAYTON DR
Enumeration Date
25 April 2006
Last Update Date
16 January 2026

Doctor Profile

Medical School Name
UNIVERSITY OF ALABAMA SCHOOL OF MEDICINE
Secondary Phone
2565825131
Graduation Year
1998 (28 years ago)
PAC ID
6507832771
Group Practice PAC ID
8628980034
Professional Enrollment ID
I20040908001511
Address ID
AL359762205GU2337XDRXX400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness85
Years active:20State licenses:1Digital endpointsOther names

1,756 FAMILY PRACTICE in AL

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Provider Addresses for MR. WILLIAM ALEX NIXON (MD)

  • 2337 HOMER CLAYTON DR

    GUNTERSVILLE, AL 359762205

    Phone: (256) 582-5131

    Fax: (256) 582-1100

    Type: Mailing

  • 2337, Homer Clayton Drive, Mill Village, Guntersville, Marshall County, Alabama, 35976, United States

    GUNTERSVILLE, AL 35976

    Phone: (256) 582-5131

    Fax: (256) 582-1100

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 159 Open Payments records for all available years, with a total value of $2,629.

Total Amount is formed as General ($2,629) + Research ($0) + Ownership ($0) = $2,629.

Last reported payment date: 2024-12-13 • Largest payer in this snapshot: ABBVIE INC. ($549).

Total Amount

$2,629

General + Research + Ownership

Payments

159

Total payment records

General Amount

$2,629

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-13

Latest reported date

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2004-09-08

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20040908001511IFamily PracticeALTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
J1100Injection, dexamethasone sodium phosphate, 1 mg76983$0
99213Established patient office or other outpatient visit, 20-29 minutes424218$0
99214Established patient office or other outpatient visit, 30-39 minutes253142$0
96372Injection of drug or substance under skin or into muscle224121$0
11042Removal of skin and tissue, 20.0 sq cm or less22434$0
View full utilization report →

Insurance plans in this area (ZIP 35976)

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Provider's Procedures

MR. WILLIAM ALEX NIXON (MD) performs procedures in FAMILY PRACTICE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
FAMILY MEDICINEAL90670Pneumococcal vaccine for injection into muscle105103

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 8628980034View full group profile
NameSpecialtyState
-AL
Family PracticeAL
Nurse PractitionerAL
Family PracticeAL
Nurse PractitionerAL
-AL
Family Practice, Emergency MedicineAL
Nurse PractitionerAL
Family PracticeAL
Family PracticeAL

Reviews

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Frequently asked questions

Can I use this page to confirm MR. WILLIAM ALEX NIXON (MD)'s NPI?
Yes. MR. WILLIAM ALEX NIXON (MD) is listed with NPI 1699731927 in the public NPI dataset.
Can I rely on MR. WILLIAM ALEX NIXON (MD) being an active provider?
As of the registry snapshot, MR. WILLIAM ALEX NIXON (MD) is marked active.
What is MR. WILLIAM ALEX NIXON (MD)'s primary classification?
Family Medicine Physician is the headline specialty for MR. WILLIAM ALEX NIXON (MD) here. Clinical services aligned with this taxonomy classification.
Where is MR. WILLIAM ALEX NIXON (MD) based?
MR. WILLIAM ALEX NIXON (MD) is tied to Guntersville, Alabama in the data we show; additional addresses may exist on the full record.
What does 'Individual Provider' mean on this profile?
Entity type tells you whether the number belongs to a person or an organization.

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