Susan Liang
NPI 1235125980 · Glaucoma Specialist (Ophthalmology) Physician · Taunton, MA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Susan Liang is a Glaucoma Specialist (Ophthalmology) Physician provider in Taunton, MA (NPI 1235125980).
Provider details
- NPI number
- 1235125980
- Entity type
- Individual
- Primary specialty
- Glaucoma Specialist (Ophthalmology) PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 223991 (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
3,155 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 | 606 | $140 |
| Imaging of Optic Nerve92133 | 595 | $38 |
| Exam of Visual Field With Extended Testing92083 | 471 | $72 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 288 | $139 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 176 | $99 |
| Imaging of Optic Nerve92133 | 139 | $22 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 1,767 | 513 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 599 | 191 |
| Prednisolone Acetate | 417 | 280 |
| Brimonidine Tartrate | 391 | 130 |
| Timolol Maleate | 276 | 99 |
| Ketorolac Tromethamine | 249 | 155 |
| Ofloxacin | 174 | 119 |
| Dorzolamide Hcl | 150 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,354 across 6 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
- 2005-09-27
- Last updated
- 2022-07-21
Frequently asked questions
- What is Susan Liang's NPI number?
- Susan Liang's National Provider Identifier (NPI) is 1235125980, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Susan Liang's specialty?
- Susan Liang is listed in the NPPES registry with a primary specialty of Glaucoma Specialist (Ophthalmology) Physician (Allopathic & Osteopathic Physicians).
- Where is Susan Liang located?
- Susan Liang's practice location on file with NPPES is 2005 Bay St, Taunton, MA 02780-1085.
- What is Susan Liang's phone number?
- The practice phone number listed in the NPPES registry for Susan Liang is (508) 823-7473.
- Does Susan Liang accept Medicare?
- Susan Liang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Susan Liang's NPI active?
- Yes — Susan Liang's NPI (1235125980) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.