Joann Henwood, O.D.
NPI 1689024523 · Optometrist · San Dimas, CA
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joann Henwood, O.D. is a Optometrist provider in San Dimas, CA (NPI 1689024523).
Provider details
- NPI number
- 1689024523
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 33399 (CA)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 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
200 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 Problem Focused Exam of Visual System92012 | 107 | $94 |
| Established Patient Complete Exam of Visual System92014 | 43 | $132 |
| New Patient Complete Exam of Visual System92004 | 23 | $156 |
| Imaging of Retina92134 | 15 | $42 |
| Imaging of Optic Nerve92133 | 12 | $36 |
Typical Medicare-allowed amounts for these services range $36–$156 (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 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 1,111 | 439 |
| Prednisolone Acetate | 389 | 313 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 375 | 146 |
| Brimonidine Tartrate | 357 | 140 |
| Timolol Maleate | 284 | 121 |
| Ofloxacin | 232 | 214 |
| Cyclosporinebrand: Restasis | 143 | 47 |
| Dorzolamide Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$242 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
- 2016-06-21
- Last updated
- 2016-09-02
Frequently asked questions
- What is Joann Henwood's NPI number?
- Joann Henwood's National Provider Identifier (NPI) is 1689024523, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joann Henwood's specialty?
- Joann Henwood is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Joann Henwood located?
- Joann Henwood's practice location on file with NPPES is 120 W Bonita Ave, San Dimas, CA 91773-3085.
- What is Joann Henwood's phone number?
- The practice phone number listed in the NPPES registry for Joann Henwood is (909) 599-1100.
- Does Joann Henwood accept Medicare?
- Joann Henwood is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joann Henwood's NPI active?
- Yes — Joann Henwood's NPI (1689024523) is active in the NPPES registry as of the last update on 2016-09-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.