DR. LARRY DOUGLAS SUMNER (O.D.) – Corneal and Contact Management Optometrist, NPI 1245255223

DR. LARRY DOUGLAS SUMNER (O.D.) is a healthcare provider. based in Denver, Colorado. specializing in OPTOMETRY, OPHTHALMOLOGY. They hold the professional credentials O.D.. They hold a License No. 1582 (CO). The NPI Number for DR. LARRY DOUGLAS SUMNER (O.D.) is 1245255223

Main info

Male
Sole Proprietor
53 Years Of Experience
Accepts Medicare Assignment
Name
DR. LARRY DOUGLAS SUMNER (O.D.)
NPI
1245255223
Phone
(303) 321-1606
Address
3400 E BAYAUD AVE
Enumeration Date
12 July 2006
Last Update Date
19 December 2012

Doctor Profile

Medical School Name
PENNSYLVANIA COLLEGE OF OPTOMETRY
Secondary Phone
3033211606
Graduation Year
1973 (53 years ago)
PAC ID
6406889880
Group Practice PAC ID
4880662485
Professional Enrollment ID
I20050915000891
Address ID
CO802093000DE3400XAVEX401
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

851 OPTOMETRY in CO

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Provider Addresses for DR. LARRY DOUGLAS SUMNER (O.D.)

  • 3400, East Bayaud Avenue, Denver, Denver County, Colorado, 80209, United States

    SUITE 485

    DENVER, CO 802092926

    Phone: (303) 321-1606

    Fax: (303) 321-0920

    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 3 Open Payments records for all available years, with a total value of $58.

Total Amount is formed as General ($58) + Research ($0) + Ownership ($0) = $58.

Last reported payment date: 2024-03-27 • Largest payer in this snapshot: Sight Sciences, Inc. ($33).

Total Amount

$58

General + Research + Ownership

Payments

3

Total payment records

General Amount

$58

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-03-27

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: 2005-09-15

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
I20050915000891IOptometryCOTBD

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 minutes1411$0
92014Established patient complete exam of visual system1212$0
View full utilization report →

Insurance plans in this area (ZIP 80209)

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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: 4880662485View full group profile
NameSpecialtyState
O P T O M E T R YGA
O P T O M E T R YCO
O P T O M E T R YCO
O P T O M E T R YTX
O P T O M E T R YCO
O P T O M E T R YAZ
O P T O M E T R YCO
O P T O M E T R YCO
O P T O M E T R YCO
O P T O M E T R YCO

Reviews

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Frequently asked questions

What federal number belongs to DR. LARRY DOUGLAS SUMNER (O.D.)?
The federal identifier for DR. LARRY DOUGLAS SUMNER (O.D.) is NPI 1245255223.
Is DR. LARRY DOUGLAS SUMNER (O.D.) active in the national directory?
DR. LARRY DOUGLAS SUMNER (O.D.)'s public NPI profile is in an active state.
What field does DR. LARRY DOUGLAS SUMNER (O.D.) work in?
You can think of DR. LARRY DOUGLAS SUMNER (O.D.) as practicing within Corneal and Contact Management Optometrist. Clinical services aligned with this taxonomy classification.
Where is DR. LARRY DOUGLAS SUMNER (O.D.)'s primary listing?
We display Denver, Colorado because that is what the record indicates for DR. LARRY DOUGLAS SUMNER (O.D.).
How can I contact DR. LARRY DOUGLAS SUMNER (O.D.)?
Phone or fax may appear on the official NPI record when supplied — verify before relying on them.

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