DR. WILLIAM A IV JOHNSON (M.D.) – Otolaryngology Physician, NPI 1699933903

DR. WILLIAM A IV JOHNSON (M.D.) is a healthcare provider. based in Sylvania, Ohio. specializing in OTOLARYNGOLOGY. They hold the professional credentials M.D.. They hold a License No. 125049506 (IL). The NPI Number for DR. WILLIAM A IV JOHNSON (M.D.) is 1699933903

Main info

Male
21 Years Of Experience
Accepts Medicare Assignment
Name
DR. WILLIAM A IV JOHNSON (M.D.)
NPI
1699933903
Phone
(419) 824-1399
Address
5300 HARROUN RD
Enumeration Date
23 May 2008
Last Update Date
1 May 2012

Doctor Profile

Medical School Name
UNIVERSITY OF MICHIGAN MEDICAL SCHOOL
Secondary Phone
3095895900
Graduation Year
2005 (21 years ago)
PAC ID
8224153168
Group Practice PAC ID
9234179870
Professional Enrollment ID
I20190109001995
Address ID
IL616142017PE7301XAVEX400
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience59
Completeness75
Years active:18State licenses:2Digital endpointsOther names

535 OTOLARYNGOLOGY in OH

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Provider Addresses for DR. WILLIAM A IV JOHNSON (M.D.)

  • 5300, Harroun Road, Sylvania, Lucas County, Ohio, 43560, United States

    SUITE 118

    SYLVANIA, OH 435602182

    Phone: (419) 824-1399

    Fax: (419) 824-1772

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 5 Open Payments records for all available years, with a total value of $109.

Total Amount is formed as General ($109) + Research ($0) + Ownership ($0) = $109.

Last reported payment date: 2024-07-25 • Largest payer in this snapshot: GENZYME CORPORATION ($64).

Total Amount

$109

General + Research + Ownership

Payments

5

Total payment records

General Amount

$109

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-07-25

Latest reported date

Top Companies

Largest payers in this snapshot

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: 2019-01-09

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
I20190109001995IOtolaryngologyILTBD

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
99213Established patient office or other outpatient visit, 20-29 minutes400249$0
99204New patient office or other outpatient visit, 45-59 minutes175175$0
69210Removal of impacted ear wax9266$0
31575Diagnostic exam of voice box using a flexible endoscope6553$0
31231Diagnostic exam of nasal passages using an endoscope5752$0
View full utilization report →

Insurance plans in this area (ZIP 43560)

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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: 9234179870View full group profile
NameSpecialtyState
Qualified AudiologistIL
Qualified AudiologistIL
Qualified AudiologistIL
-IL
-IL
Nurse PractitionerIL
Qualified AudiologistIL
O T O L A R Y N G O L O G YIL
-IL
Physical Therapist In Private PracticeIL

Reviews

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Frequently asked questions

Is DR. WILLIAM A IV JOHNSON (M.D.) listed with a National Provider Identifier?
Yes — DR. WILLIAM A IV JOHNSON (M.D.) has NPI 1699933903 on file in the registry.
Is DR. WILLIAM A IV JOHNSON (M.D.) still an active registrant?
DR. WILLIAM A IV JOHNSON (M.D.) carries an active NPI according to the public dataset.
How would a patient describe DR. WILLIAM A IV JOHNSON (M.D.)'s focus?
For DR. WILLIAM A IV JOHNSON (M.D.), the primary taxonomy reads as Otolaryngology Physician. Clinical services aligned with this taxonomy classification.
Where in Ohio is DR. WILLIAM A IV JOHNSON (M.D.) registered?
Use Sylvania, Ohio as the headline location for DR. WILLIAM A IV JOHNSON (M.D.) here.
What does 2 location(s) imply?
2 practice locations appear in the available data.

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