DR. MARK JOSEPH REDDAN (O.D.) – Optometrist, NPI 1558390229

DR. MARK JOSEPH REDDAN (O.D.) is a healthcare provider. based in Florissant, Missouri. specializing in OPTOMETRY. They hold the professional credentials O.D.. They hold a License No. T02531 (MO). The NPI Number for DR. MARK JOSEPH REDDAN (O.D.) is 1558390229

Main info

Male
44 Years Of Experience
Accepts Medicare Assignment
Name
DR. MARK JOSEPH REDDAN (O.D.)
NPI
1558390229
Phone
(314) 355-6607
Address
7 OLD JAMESTOWN CT
Enumeration Date
3 July 2006
Last Update Date
9 November 2022

Doctor Profile

Medical School Name
SOUTHERN CALIFORNIA COLLEGE OF OPTOMETRY
Secondary Phone
3148380300
Graduation Year
1982 (44 years ago)
PAC ID
2365491859
Group Practice PAC ID
4183651565
Professional Enrollment ID
I20050122000047
Address ID
MO630312919FL900XXSTXX500
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience62
Completeness75
Years active:19State licenses:1Digital endpointsOther names

863 OPTOMETRY in MO

Provider Addresses for DR. MARK JOSEPH REDDAN (O.D.)

  • 7 OLD JAMESTOWN CT

    FLORISSANT, MO 630341725

    Phone: (314) 355-6607

    Fax: (314) 741-7782

    Type: Mailing

  • 4750 Mexico Rd Ste 200

    Saint Peters, MO 633761668

    Phone: (314) 838-0300

    Type: Location

  • 900 N HIGHWAY 67

    FLORISSANT, MO 630312919

    Phone: (314) 838-0300

    Fax: (314) 838-4682

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 59 Open Payments records for all available years, with a total value of $1,352.

Total Amount is formed as General ($1,352) + Research ($0) + Ownership ($0) = $1,352.

Last reported payment date: 2024-12-20 • Largest payer in this snapshot: Bausch & Lomb Americas Inc. ($587).

Total Amount

$1,352

General + Research + Ownership

Payments

59

Total payment records

General Amount

$1,352

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-20

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: 2005-01-22

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
I20050122000047IOptometryMOTBD

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
92014Established patient complete exam of visual system443443$0
92012Established patient problem focused exam of visual system195181$0
99213Established patient office or other outpatient visit, 20-29 minutes152111$0
92133Imaging of optic nerve111109$0
92083Exam of visual field with extended testing109106$0
View full utilization report →

Insurance plans in this area (ZIP 63034)

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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: 4183651565View full group profile
NameSpecialtyState
O P H T H A L M O L O G YMO
O P T O M E T R YMO

Reviews

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Frequently asked questions

What is DR. MARK JOSEPH REDDAN (O.D.)'s NPI number?
DR. MARK JOSEPH REDDAN (O.D.)'s NPI is 1558390229 — the number used across U.S. healthcare to identify this provider.
Is DR. MARK JOSEPH REDDAN (O.D.) still an active registrant?
DR. MARK JOSEPH REDDAN (O.D.) carries an active NPI according to the public dataset.
What expertise is attributed to DR. MARK JOSEPH REDDAN (O.D.)?
DR. MARK JOSEPH REDDAN (O.D.)'s specialty line reads Optometrist. Clinical services aligned with this taxonomy classification.
What practice footprint exists for DR. MARK JOSEPH REDDAN (O.D.)?
Travel planning: use Florissant, Missouri as the reference point for DR. MARK JOSEPH REDDAN (O.D.), then confirm.
What does 3 location(s) imply?
3 practice locations appear in the available data.

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