Delia Sang, MD
NPI 1508842634 · Ophthalmology Physician · Brookline, MA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Delia Sang, MD is a Ophthalmology Physician provider in Brookline, MA (NPI 1508842634).
Provider details
- NPI number
- 1508842634
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 47248 (MA)
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
8,678 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) |
|---|---|---|
| Imaging of Retina92134 | 2,972 | $45 |
| Injection of Drug Into Eye67028 | 1,634 | $123 |
| Photography of the Retina92250 | 1,446 | $41 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 1,311 | $99 |
| Established Patient Complete Exam of Visual System92014 | 1,043 | $140 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 130 | $139 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 562 | 169 |
| Brimonidine Tartrate | 91 | 34 |
| Timolol Maleate | 79 | 20 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 73 | 26 |
| Bromfenac Sodium | 62 | 22 |
| Dorzolamide Hcl | 44 | — |
| Bromfenac Sodiumbrand: Prolensa | 32 | 13 |
| Tobramycin/Dexamethasone |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$67 across 3 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
- 2005-12-20
- Last updated
- 2022-01-03
- Certified
- 2022-01-03
Frequently asked questions
- What is Delia Sang's NPI number?
- Delia Sang's National Provider Identifier (NPI) is 1508842634, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Delia Sang's specialty?
- Delia Sang is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Delia Sang located?
- Delia Sang's practice location on file with NPPES is 1101 Beacon St, Brookline, MA 02446-5587.
- What is Delia Sang's phone number?
- The practice phone number listed in the NPPES registry for Delia Sang is (617) 731-1760.
- Does Delia Sang accept Medicare?
- Delia Sang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Delia Sang's NPI active?
- Yes — Delia Sang's NPI (1508842634) is active in the NPPES registry as of the last update on 2022-01-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.