John Latham, MD
NPI 1952359259 · Ophthalmology Physician · Modesto, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Latham, MD is a Ophthalmology Physician provider in Modesto, CA (NPI 1952359259).
Provider details
- NPI number
- 1952359259
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A69309 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,827 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 484 | $131 |
| Imaging of Optic Nerve92133 | 295 | $37 |
| Established Patient Problem Focused Exam of Visual System92012 | 222 | $93 |
| Measurement of Corneal Curvature and Depth of Eye92136 | 210 | $29 |
| New Patient Complete Exam of Visual System92004 | 140 | $155 |
| Removal of Cataract With Insertion of Prosthetic Lens66984 | 124 | $551 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 868 | 277 |
| Timolol Maleate | 258 | 98 |
| Brimonidine Tartrate | 183 | 62 |
| Doxycycline Hyclate | 132 | 41 |
| Dorzolamide Hcl/Timolol Maleatbrand: Dorzolamide-Timolol | 101 | 36 |
| Prednisolone Acetate | 81 | 60 |
| Dorzolamide Hcl | 55 | 21 |
| Ketorolac Tromethamine |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-05
- Last updated
- 2010-09-29
Frequently asked questions
- What is John Latham's NPI number?
- John Latham's National Provider Identifier (NPI) is 1952359259, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Latham's specialty?
- John Latham is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is John Latham located?
- John Latham's practice location on file with NPPES is 1011 Sylvan Ave, Modesto, CA 95350-1692.
- What is John Latham's phone number?
- The practice phone number listed in the NPPES registry for John Latham is (209) 550-4780.
- Does John Latham accept Medicare?
- John Latham is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Latham's NPI active?
- Yes — John Latham's NPI (1952359259) is active in the NPPES registry as of the last update on 2010-09-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.