Joseph Bergmann, M.D.
NPI 1265623649 · Glaucoma Specialist (Ophthalmology) Physician · Green Bay, WI
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Bergmann, M.D. is a Glaucoma Specialist (Ophthalmology) Physician provider in Green Bay, WI (NPI 1265623649).
Provider details
- NPI number
- 1265623649
- Entity type
- Individual
- Primary specialty
- Glaucoma Specialist (Ophthalmology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 52245-020 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,386 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Exam of Visual Field With Extended Testing92083 | 488 | $58 |
| Imaging of Optic Nerve92133 | 384 | $33 |
| Established Patient Complete Exam of Visual System92014 | 351 | $119 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 327 | $86 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 233 | $121 |
| Established Patient Problem Focused Exam of Visual System92012 | 135 | $84 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 2,018 | 631 |
| Timolol Maleate | 1,059 | 389 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 761 | 227 |
| Brimonidine Tartrate | 699 | 197 |
| Bimatoprostbrand: Lumigan | 408 | 123 |
| Prednisolone Acetate | 404 | 230 |
| Dorzolamide Hcl | 374 | 135 |
| Moxifloxacin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-08-09
- Last updated
- 2026-04-21
- Certified
- 2026-04-21
Frequently asked questions
- What is Joseph Bergmann's NPI number?
- Joseph Bergmann's National Provider Identifier (NPI) is 1265623649, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Bergmann's specialty?
- Joseph Bergmann is listed in the NPPES registry with a primary specialty of Glaucoma Specialist (Ophthalmology) Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Bergmann located?
- Joseph Bergmann's practice location on file with NPPES is 2253 W Mason St, Green Bay, WI 54303-4706.
- What is Joseph Bergmann's phone number?
- The practice phone number listed in the NPPES registry for Joseph Bergmann is (920) 327-7000.
- Does Joseph Bergmann accept Medicare?
- Joseph Bergmann is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Bergmann's NPI active?
- Yes — Joseph Bergmann's NPI (1265623649) is active in the NPPES registry as of the last update on 2026-04-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.