Glenn Graves, M.D.
NPI 1780671677 · Glaucoma Specialist (Ophthalmology) Physician · Greenfield, WI
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Glenn Graves, M.D. is a Glaucoma Specialist (Ophthalmology) Physician provider in Greenfield, WI (NPI 1780671677).
Provider details
- NPI number
- 1780671677
- Entity type
- Individual
- Primary specialty
- Glaucoma Specialist (Ophthalmology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 27890-020 (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 tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,490 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Complete Exam of Visual System92014 | 421 | $119 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 273 | $119 |
| Exam of Visual Field With Extended Testing92083 | 271 | $59 |
| Imaging of Optic Nerve92133 | 136 | $32 |
| Imaging of Retina92134 | 135 | $37 |
| Established Patient Problem Focused Exam of Visual System92012 | 62 | $84 |
| Removal of Cataract With Insertion of Prosthetic Lens |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 1,416 | 365 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 338 | 83 |
| Netarsudil Mesylat/Latanoprostbrand: Rocklatan | 249 | 68 |
| Timolol Maleate | 210 | 66 |
| Prednisolone Acetate | 126 | 69 |
| Dorzolamide Hcl | 120 | 35 |
| Brimonidine Tartrate/Timololbrand: Brimonidine Tartrate-Timolol | 94 | 27 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$245 across 12 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-05
- Last updated
- 2024-04-23
- Certified
- 2024-04-23
Frequently asked questions
- What is Glenn Graves's NPI number?
- Glenn Graves's National Provider Identifier (NPI) is 1780671677, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Glenn Graves's specialty?
- Glenn Graves is listed in the NPPES registry with a primary specialty of Glaucoma Specialist (Ophthalmology) Physician (Allopathic & Osteopathic Physicians).
- Where is Glenn Graves located?
- Glenn Graves's practice location on file with NPPES is 4600 W Loomis Rd Ste 310, Greenfield, WI 53220-4858.
- What is Glenn Graves's phone number?
- The practice phone number listed in the NPPES registry for Glenn Graves is (414) 281-0963.
- Does Glenn Graves accept Medicare?
- Glenn Graves is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Glenn Graves's NPI active?
- Yes — Glenn Graves's NPI (1780671677) is active in the NPPES registry as of the last update on 2024-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.