DR. JAMES A KNUPP (MD) – Ophthalmology Physician, NPI 1548211774

DR. JAMES A KNUPP (MD) is a healthcare provider. based in Toledo, Ohio. specializing in OPHTHALMOLOGY. They hold the professional credentials MD. They hold a License No. 35042466 (OH). The NPI Number for DR. JAMES A KNUPP (MD) is 1548211774

Main info

Male
48 Years Of Experience
Accepts Medicare Assignment
Name
DR. JAMES A KNUPP (MD)
NPI
1548211774
Phone
(419) 882-0588
Address
1000 REGENCY CT STE 100
Enumeration Date
12 May 2006
Last Update Date
19 November 2025

Doctor Profile

Medical School Name
OHIO STATE UNIVERSITY COLLEGE OF MEDICINE
Secondary Phone
4198820588
Graduation Year
1978 (48 years ago)
PAC ID
0446212633
Group Practice PAC ID
0547201444
Professional Enrollment ID
I20130628000504
Address ID
OH436233074TO1000XCTXX301

Contacts

Secure Messaging
jknupp@associatedeye.imwdirect.com
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience73
Completeness95
Years active:20State licenses:2Other names

840 OPHTHALMOLOGY in OH

Provider Addresses for DR. JAMES A KNUPP (MD)

  • 1000 REGENCY CT STE 100

    TOLEDO, OH 436233074

    Phone: (419) 882-0588

    Fax: (419) 885-3070

    Type: Location

  • 960 W Wooster St Ste 216

    Bowling Green, OH 434022650

    Phone: (419) 352-5500

    Fax: (419) 352-5577

    Type: Location

  • Regency Court, Franklin Park, Toledo, Lucas County, Ohio, 43623, United States

    SUITE 100

    TOLEDO, OH 436233091

    Phone: (419) 882-0588

    Fax: (419) 885-3070

    Type: Mailing

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 $104.

Total Amount is formed as General ($104) + Research ($0) + Ownership ($0) = $104.

Last reported payment date: 2024-10-29 • Largest payer in this snapshot: ABBVIE INC. ($44).

Total Amount

$104

General + Research + Ownership

Payments

5

Total payment records

General Amount

$104

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-10-29

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: 2013-06-28

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
I20130628000504IOphthalmologyOHTBD

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 minutes213151$0
92083Exam of visual field with extended testing159139$0
92133Imaging of optic nerve157139$0
92014Established patient complete exam of visual system116112$0
99214Established patient office or other outpatient visit, 30-39 minutes9785$0
View full utilization report →

Insurance plans in this area (ZIP 43623)

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Provider's Procedures

DR. JAMES A KNUPP (MD) performs procedures in OPHTHALMOLOGY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
OPHTHALMOLOGYOH92012Eye and medical examination for diagnosis and treatment, established patient336166
OPHTHALMOLOGYOH92083Measurement of field of vision during daylight conditions7262
OPHTHALMOLOGYOH92134Diagnostic imaging of retina3127

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: 0547201444View full group profile
NameSpecialtyState
-OH
O P H T H A L M O L O G YOH
O P H T H A L M O L O G YOH
O P H T H A L M O L O G YOH
O P T O M E T R YOH
O P T O M E T R YOH

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Frequently asked questions

What is the standard ID for DR. JAMES A KNUPP (MD) in the U.S.?
In the U.S., DR. JAMES A KNUPP (MD) is identified by NPI 1548211774.
Quick check: is DR. JAMES A KNUPP (MD) active?
Public NPPES data shows DR. JAMES A KNUPP (MD) with an active NPI status right now.
What type of care does DR. JAMES A KNUPP (MD) provide?
DR. JAMES A KNUPP (MD)'s profile centers on Ophthalmology Physician. Clinical services aligned with this taxonomy classification.
Can patients visit DR. JAMES A KNUPP (MD) in Toledo, Ohio?
For routing, start with Toledo, Ohio for DR. JAMES A KNUPP (MD), then verify phone and hours locally.
Why is information missing for DR. JAMES A KNUPP (MD)?
Providers choose how much contact data to publish. Missing fields do not mean the profile is fake.