DR. DOUGLAS S. BULL (M.D.) – Ophthalmology Physician, NPI 1083621544

DR. DOUGLAS S. BULL (M.D.) is a healthcare provider. based in Reedsburg, Wisconsin. specializing in OPHTHALMOLOGY. They hold the professional credentials M.D.. They hold a License No. 83393-20 (WI). The NPI Number for DR. DOUGLAS S. BULL (M.D.) is 1083621544

Main info

Male
34 Years Of Experience
Accepts Medicare Assignment
Name
DR. DOUGLAS S. BULL (M.D.)
NPI
1083621544
Phone
(085) 246-4876
Address
2000 N DEWEY AVE
Enumeration Date
1 August 2006
Last Update Date
6 November 2024

Doctor Profile

Medical School Name
UNIVERSITY OF ILLINOIS COLLEGE OF MED (CHI/PEOR/ROCK/CHM-URB)
Secondary Phone
6085246487
Graduation Year
1992 (34 years ago)
PAC ID
2062544604
Group Practice PAC ID
9830008259
Professional Enrollment ID
I20240729001229
Address ID
WI539591049RE2000XAVEX400

Contacts

Secure Messaging
dbullmd3911@carle.ilhiedirect.net
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience62
Completeness85
Years active:19State licenses:1Other namesUpdated within 12 months

388 OPHTHALMOLOGY in WI

Provider Addresses for DR. DOUGLAS S. BULL (M.D.)

  • 2000 N DEWEY AVE

    REEDSBURG, WI 539591049

    Phone: (085) 246-4876

    Type: Mailing

  • Wood N’ Hog BBQ, 101, West University Avenue, Urbana, Champaign County, Illinois, 61801, United States

    CHAMPAIGN, IL 618203909

    Phone: (217) 366-1250

    Type: Mailing

  • Fields South Drive, Champaign, Champaign County, Illinois, 61822, United States

    CHAMPAIGN, IL 618223743

    Phone: (217) 366-1250

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 4 Open Payments records for all available years, with a total value of $101.

Total Amount is formed as General ($101) + Research ($0) + Ownership ($0) = $101.

Last reported payment date: 2024-03-19 • Largest payer in this snapshot: Bausch & Lomb Americas Inc. ($67).

Total Amount

$101

General + Research + Ownership

Payments

4

Total payment records

General Amount

$101

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-03-19

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: 2024-07-29

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 2 Medicare enrollment records; no due dates published yet.

Enrollment records

2

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
I20100719000177IOphthalmologyILTBD
I20240729001229IOphthalmologyWITBD

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 system757636$0
92012Established patient problem focused exam of visual system300215$0
92134Imaging of retina165128$0
92133Imaging of optic nerve152148$0
92083Exam of visual field with extended testing144141$0
View full utilization report →

Insurance plans in this area (ZIP 53959)

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Provider's Procedures

DR. DOUGLAS S. BULL (M.D.) performs procedures in OPHTHALMOLOGY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
OPHTHALMOLOGYIL92083Measurement of field of vision during daylight conditions151149
OPHTHALMOLOGYIL92134Diagnostic imaging of retina5351

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: 9830008259View full group profile
NameSpecialtyState
Nurse PractitionerWI
Orthopedic SurgeryWI
Nurse PractitionerWI
Nurse PractitionerWI
Family PracticeWI
General SurgeryWI
Family PracticeWI
Physician AssistantWI
Nurse PractitionerKS
-WI

Reviews

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Frequently asked questions

What is the registry number for DR. DOUGLAS S. BULL (M.D.)?
The registry entry for DR. DOUGLAS S. BULL (M.D.) shows NPI 1083621544.
Does the public listing show DR. DOUGLAS S. BULL (M.D.) as active?
DR. DOUGLAS S. BULL (M.D.)'s NPI record reflects an active status in NPPES.
How should patients interpret DR. DOUGLAS S. BULL (M.D.)'s specialty?
The extract shows Ophthalmology Physician for DR. DOUGLAS S. BULL (M.D.). Clinical services aligned with this taxonomy classification.
Can patients visit DR. DOUGLAS S. BULL (M.D.) in Reedsburg, Wisconsin?
For routing, start with Reedsburg, Wisconsin for DR. DOUGLAS S. BULL (M.D.), then verify phone and hours locally.
Why is information missing for DR. DOUGLAS S. BULL (M.D.)?
Providers choose how much contact data to publish. Missing fields do not mean the profile is fake.

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