Benjamin Chaon, MD
NPI 1902245830 · Ophthalmology Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Benjamin Chaon, MD is a Ophthalmology Physician provider in Baltimore, MD (NPI 1902245830).
Provider details
- NPI number
- 1902245830
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- D0085758 (MD)
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
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
712 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 | 180 | $73 |
| Imaging of Retina92134 | 117 | $24 |
| Injection of Drug Into Eye67028 | 69 | $100 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 64 | $94 |
| New Patient Complete Exam of Visual System92004 | 58 | $91 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 41 | $64 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 82 | 32 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 52 | 24 |
| Brimonidine Tartrate | 39 | 17 |
| Prednisolone Acetate | 31 | 21 |
| Erythromycin Basebrand: Erythromycin | 19 | 11 |
| Timolol Maleate | 16 | — |
| Cyclosporinebrand: Restasis | 15 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$390 across 15 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 (2)
- 600 North Wolfe StreetMaumenee 3Baltimore, MD 21287Phone: (410) 955-2966Fax: (410) 955-2924
- 1106 Annapolis Rd Ste 290Odenton, MD 21113-1743Phone: (410) 874-1425Fax: (410) 874-1429
Registry dates
- Enumerated
- 2013-06-25
- Last updated
- 2018-10-15
Frequently asked questions
- What is Benjamin Chaon's NPI number?
- Benjamin Chaon's National Provider Identifier (NPI) is 1902245830, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Benjamin Chaon's specialty?
- Benjamin Chaon is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Benjamin Chaon located?
- Benjamin Chaon's practice location on file with NPPES is 600 North Wolfe Street, Baltimore, MD 21287.
- What is Benjamin Chaon's phone number?
- The practice phone number listed in the NPPES registry for Benjamin Chaon is (410) 955-2966.
- Does Benjamin Chaon accept Medicare?
- Benjamin Chaon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Benjamin Chaon's NPI active?
- Yes — Benjamin Chaon's NPI (1902245830) is active in the NPPES registry as of the last update on 2018-10-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.