Stephen Kaufman, MD., PH.D.
NPI 1558421958 · Ophthalmology Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Kaufman, MD., PH.D. is a Ophthalmology Physician provider in Milwaukee, WI (NPI 1558421958).
Provider details
- NPI number
- 1558421958
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD., PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4301052730 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
215 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 Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 58 | $126 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 57 | $92 |
| Photography of Content of Eyes92285 | 32 | $23 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 29 | $89 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 16 | $164 |
| Ultrasound Scan of Cornea to Determine Thickness76514 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisolone Acetate | 89 | 53 |
| Erythromycin Basebrand: Erythromycin | 38 | 13 |
| Valacyclovir Hclbrand: Valacyclovir | 33 | 12 |
| Fluorometholone | 24 | — |
| Moxifloxacin Hclbrand: Moxifloxacin | 24 | 15 |
| Cyclosporinebrand: Restasis | 22 | — |
| Famciclovir | 18 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$537 across 11 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
Additional practice locations (1)
- 150 Broadway Rm 502New York, NY 10038-4308Phone: (646) 682-9192
Registry dates
- Enumerated
- 2006-12-08
- Last updated
- 2018-07-10
Frequently asked questions
- What is Stephen Kaufman's NPI number?
- Stephen Kaufman's National Provider Identifier (NPI) is 1558421958, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Kaufman's specialty?
- Stephen Kaufman is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Kaufman located?
- Stephen Kaufman's practice location on file with NPPES is 925 N 87th St, Milwaukee, WI 53226.
- What is Stephen Kaufman's phone number?
- The practice phone number listed in the NPPES registry for Stephen Kaufman is (414) 456-2020.
- Does Stephen Kaufman accept Medicare?
- Stephen Kaufman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Kaufman's NPI active?
- Yes — Stephen Kaufman's NPI (1558421958) is active in the NPPES registry as of the last update on 2018-07-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.