Grace Huang, MD
NPI 1649666561 · Ophthalmology Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Grace Huang, MD is a Ophthalmology Physician provider in Philadelphia, PA (NPI 1649666561).
Provider details
- NPI number
- 1649666561
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD482049 (PA)
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
11 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
1,725 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 607 | $138 |
| Imaging of Retina92134 | 296 | $43 |
| Established Patient Complete Exam of Visual System92014 | 166 | $135 |
| Imaging of Optic Nerve92133 | 136 | $38 |
| Exam of Visual Field With Extended Testing92083 | 121 | $69 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 102 | $44 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 637 | 128 |
| Prednisolone Acetate | 340 | 185 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 150 | 47 |
| Erythromycin Basebrand: Erythromycin | 91 | 51 |
| Timolol Maleate | 90 | 32 |
| Ketorolac Tromethamine | 87 | 43 |
| Brimonidine Tartrate | 84 | 25 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$97 across 4 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
- 2015-04-07
- Last updated
- 2023-08-01
- Certified
- 2023-08-01
Frequently asked questions
- What is Grace Huang's NPI number?
- Grace Huang's National Provider Identifier (NPI) is 1649666561, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grace Huang's specialty?
- Grace Huang is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Grace Huang located?
- Grace Huang's practice location on file with NPPES is 2610 E Allegheny Ave, Philadelphia, PA 19134-5104.
- What is Grace Huang's phone number?
- The practice phone number listed in the NPPES registry for Grace Huang is (800) 448-6767.
- Does Grace Huang accept Medicare?
- Grace Huang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Grace Huang's NPI active?
- Yes — Grace Huang's NPI (1649666561) is active in the NPPES registry as of the last update on 2023-08-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.