Cissy Yang, M.D.
NPI 1174977664 · Ophthalmology Physician · Sacramento, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cissy Yang, M.D. is a Ophthalmology Physician provider in Sacramento, CA (NPI 1174977664).
Provider details
- NPI number
- 1174977664
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 708 | 276 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 331 | 108 |
| Prednisolone Acetate | 232 | 182 |
| Timolol Maleate | 212 | 81 |
| Brimonidine Tartrate | 179 | 68 |
| Levobunolol Hcl | 125 | 39 |
| Cyclosporine | 119 | 24 |
| Dorzolamide Hcl | 101 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-04-20
- Last updated
- 2025-08-21
Frequently asked questions
- What is Cissy Yang's NPI number?
- Cissy Yang's National Provider Identifier (NPI) is 1174977664, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cissy Yang's specialty?
- Cissy Yang is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Cissy Yang located?
- Cissy Yang's practice location on file with NPPES is 1700 Alhambra Blvd. Suite 202, Sacramento, CA 95816.
- What is Cissy Yang's phone number?
- The practice phone number listed in the NPPES registry for Cissy Yang is (916) 731-8040.
- Does Cissy Yang accept Medicare?
- Cissy Yang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cissy Yang's NPI active?
- Yes — Cissy Yang's NPI (1174977664) is active in the NPPES registry as of the last update on 2025-08-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.