Ying Pan, M.D.
NPI 1821236068 · Ophthalmology Physician · Union City, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ying Pan, M.D. is a Ophthalmology Physician provider in Union City, CA (NPI 1821236068).
Provider details
- NPI number
- 1821236068
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A97302 (CA)
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
17 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
73 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) |
|---|---|---|
| Photography of the Retina92250 | 73 | $47 |
Typical Medicare-allowed amounts for these services range $47–$47 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 877 | 382 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 781 | 263 |
| Brimonidine Tartrate | 473 | 195 |
| Timolol Maleate | 278 | 108 |
| Prednisolone Acetate | 212 | 115 |
| Netarsudil Mesylatebrand: Rhopressa | 148 | 70 |
| Dorzolamide Hcl | 137 | 55 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$61 across 2 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
- 2009-01-27
- Last updated
- 2022-02-11
Frequently asked questions
- What is Ying Pan's NPI number?
- Ying Pan's National Provider Identifier (NPI) is 1821236068, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ying Pan's specialty?
- Ying Pan is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Ying Pan located?
- Ying Pan's practice location on file with NPPES is 3553 Whipple Rd, Union City, CA 94587-1507.
- What is Ying Pan's phone number?
- The practice phone number listed in the NPPES registry for Ying Pan is (510) 454-1000.
- Does Ying Pan accept Medicare?
- Ying Pan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ying Pan's NPI active?
- Yes — Ying Pan's NPI (1821236068) is active in the NPPES registry as of the last update on 2022-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.