Gregory Kramer, M.D.
NPI 1548642234 · Glaucoma Specialist (Ophthalmology) Physician · Westfield, NJ
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Kramer, M.D. is a Glaucoma Specialist (Ophthalmology) Physician provider in Westfield, NJ (NPI 1548642234).
Provider details
- NPI number
- 1548642234
- Entity type
- Individual
- Primary specialty
- Glaucoma Specialist (Ophthalmology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 25MA10842500 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 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
2,784 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 627 | $102 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 362 | $143 |
| Established Patient Complete Exam of Visual System92014 | 361 | $142 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 266 | $573 |
| Imaging of Optic Nerve92133 | 238 | $41 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 163 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 598 | 217 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 403 | 131 |
| Timolol Maleate | 221 | 76 |
| Brimonidine Tartrate | 192 | 72 |
| Bimatoprostbrand: Lumigan | 153 | 47 |
| Prednisolone Acetate | 130 | 82 |
| Brimonidine Tartrate/Timololbrand: Brimonidine Tartrate-Timolol | 98 | 31 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$531 across 32 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)
- 385 Prospect AveHackensack, NJ 07601-2570Phone: (201) 342-5191Fax: (201) 487-0026
Registry dates
- Enumerated
- 2015-06-18
- Last updated
- 2020-07-30
- Certified
- 2020-07-30
Frequently asked questions
- What is Gregory Kramer's NPI number?
- Gregory Kramer's National Provider Identifier (NPI) is 1548642234, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Kramer's specialty?
- Gregory Kramer is listed in the NPPES registry with a primary specialty of Glaucoma Specialist (Ophthalmology) Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Kramer located?
- Gregory Kramer's practice location on file with NPPES is 592 Springfield Ave, Westfield, NJ 07090-1002.
- What is Gregory Kramer's phone number?
- The practice phone number listed in the NPPES registry for Gregory Kramer is (908) 789-8999.
- Does Gregory Kramer accept Medicare?
- Gregory Kramer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Kramer's NPI active?
- Yes — Gregory Kramer's NPI (1548642234) is active in the NPPES registry as of the last update on 2020-07-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.