Larry Koreen, MD, PHD, MPH
NPI 1619174554 · Ophthalmology Physician · Newburgh, NY
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Larry Koreen, MD, PHD, MPH is a Ophthalmology Physician provider in Newburgh, NY (NPI 1619174554).
Provider details
- NPI number
- 1619174554
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD, MPH
- Sex
- Male
- Sole proprietor
- No
- License
- 2010-00676 (NC)
Specialties & taxonomies
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
4,593 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) |
|---|---|---|
| Imaging of Retina92134 | 1,715 | $43 |
| Established Patient Complete Exam of Visual System92014 | 1,504 | $133 |
| Injection of Drug Into Eye67028 | 1,085 | $131 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 224 | $176 |
| Photography of the Retina92250 | 42 | $39 |
| 2d Ultrasound Scan of Eye Tissue and Structures76512 | 23 | $56 |
Typical Medicare-allowed amounts for these services range $39–$176 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-07-02
- Last updated
- 2012-08-31
Frequently asked questions
- What is Larry Koreen's NPI number?
- Larry Koreen's National Provider Identifier (NPI) is 1619174554, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Larry Koreen's specialty?
- Larry Koreen is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Larry Koreen located?
- Larry Koreen's practice location on file with NPPES is 450 Gidney Ave, Newburgh, NY 12550-3116.
- What is Larry Koreen's phone number?
- The practice phone number listed in the NPPES registry for Larry Koreen is (845) 562-1100.
- Does Larry Koreen accept Medicare?
- Larry Koreen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Larry Koreen's NPI active?
- Yes — Larry Koreen's NPI (1619174554) is active in the NPPES registry as of the last update on 2012-08-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.