Barbara Yates, MD
NPI 1164616686 · Ophthalmology Physician · Lancaster, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Barbara Yates, MD is a Ophthalmology Physician provider in Lancaster, CA (NPI 1164616686).
Provider details
- NPI number
- 1164616686
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A97828 (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
18 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
358 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 | 132 | $140 |
| Imaging of Retina92134 | 111 | $45 |
| Established Patient Problem Focused Exam of Visual System92012 | 91 | $99 |
| Imaging of Optic Nerve92133 | 24 | $40 |
Typical Medicare-allowed amounts for these services range $40–$140 (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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 103 | 35 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 64 | 31 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 51 | 16 |
| Cyclosporine | 41 | 11 |
| Ciprofloxacin Hcl | 27 | 18 |
| Prednisolone Acetate | 26 | 19 |
| Ketorolac Tromethamine | 20 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$657 across 8 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
- 2007-08-28
- Last updated
- 2026-05-15
- Certified
- 2026-05-15
Frequently asked questions
- What is Barbara Yates's NPI number?
- Barbara Yates's National Provider Identifier (NPI) is 1164616686, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barbara Yates's specialty?
- Barbara Yates is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Barbara Yates located?
- Barbara Yates's practice location on file with NPPES is 335 E Avenue I, Lancaster, CA 93535-1916.
- What is Barbara Yates's phone number?
- The practice phone number listed in the NPPES registry for Barbara Yates is (661) 471-4000.
- Does Barbara Yates accept Medicare?
- Barbara Yates is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Barbara Yates's NPI active?
- Yes — Barbara Yates's NPI (1164616686) is active in the NPPES registry as of the last update on 2026-05-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.