Michelle Crosby, M.D., PH.D.
NPI 1558549303 · Ophthalmology Physician · Encinitas, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michelle Crosby, M.D., PH.D. is a Ophthalmology Physician provider in Encinitas, CA (NPI 1558549303).
Provider details
- NPI number
- 1558549303
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 058458 (GA)
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
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
4,156 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 | 970 | $38 |
| Established Patient Complete Exam of Visual System92014 | 849 | $130 |
| Imaging of Optic Nerve92133 | 701 | $37 |
| Imaging of Retina92134 | 254 | $41 |
| Established Patient Problem Focused Exam of Visual System92012 | 175 | $92 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 161 | $532 |
| New Patient Complete Exam of Visual System |
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 |
|---|---|---|
| Moxifloxacin Hclbrand: Moxifloxacin | 126 | 93 |
| Latanoprost | 120 | 33 |
| Bromfenac Sodium | 81 | 38 |
| Difluprednate | 67 | 50 |
| Prednisolone Acetate | 61 | 42 |
| Timolol Maleate | 51 | 18 |
| Neomycin/Polymyxin B/Dexamethabrand: Neomycin-Polymyxin-Dexameth | 47 | 32 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$801 across 14 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
Additional practice locations (3)
- 5550 Carmel Mountain Rd Ste 206San Diego, CA 92130-4861Phone: (858) 943-2540
- 3600 21st St Apt 302San Francisco, CA 94114-2902Phone: (415) 347-5613
- 3600 21st St Apt 302San Francisco, CA 94114-2902Phone: (415) 347-5613
Registry dates
- Enumerated
- 2008-02-04
- Last updated
- 2021-07-28
- Certified
- 2021-07-28
Frequently asked questions
- What is Michelle Crosby's NPI number?
- Michelle Crosby's National Provider Identifier (NPI) is 1558549303, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michelle Crosby's specialty?
- Michelle Crosby is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Michelle Crosby located?
- Michelle Crosby's practice location on file with NPPES is 477 N El Camino Real Ste C300, Encinitas, CA 92024-1356.
- What is Michelle Crosby's phone number?
- The practice phone number listed in the NPPES registry for Michelle Crosby is (760) 257-5550.
- Does Michelle Crosby accept Medicare?
- Michelle Crosby is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michelle Crosby's NPI active?
- Yes — Michelle Crosby's NPI (1558549303) is active in the NPPES registry as of the last update on 2021-07-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.