Kenneth Grossman, M.D.
NPI 1184684672 · Ophthalmology Physician · Merced, CA
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kenneth Grossman, M.D. is a Ophthalmology Physician provider in Merced, CA (NPI 1184684672).
Provider details
- NPI number
- 1184684672
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G50711 (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
20 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
9,318 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 | 2,172 | $137 |
| Established Patient Problem Focused Exam of Visual System92012 | 2,100 | $98 |
| Photography of the Retina92250 | 838 | $40 |
| Imaging of Retina92134 | 822 | $44 |
| Injection of Drug Into Eye67028 | 578 | $137 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 490 | $98 |
| Exam of Visual Field With Extended Testing |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Latanoprost | 1,387 | 421 |
| Prednisolone Acetate | 1,258 | 639 |
| Erythromycin Basebrand: Erythromycin | 676 | 408 |
| Ciprofloxacin Hcl | 613 | 397 |
| Timolol Maleate | 607 | 200 |
| Azelastine Hcl | 510 | 242 |
| Brimonidine Tartrate | 335 | 111 |
| Ketorolac Tromethamine | 324 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$525 across 29 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
- 2006-03-27
- Last updated
- 2009-07-06
Frequently asked questions
- What is Kenneth Grossman's NPI number?
- Kenneth Grossman's National Provider Identifier (NPI) is 1184684672, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kenneth Grossman's specialty?
- Kenneth Grossman is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Kenneth Grossman located?
- Kenneth Grossman's practice location on file with NPPES is 580 Collins Dr, Merced, CA 95348-3121.
- What is Kenneth Grossman's phone number?
- The practice phone number listed in the NPPES registry for Kenneth Grossman is (209) 383-0989.
- Does Kenneth Grossman accept Medicare?
- Kenneth Grossman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kenneth Grossman's NPI active?
- Yes — Kenneth Grossman's NPI (1184684672) is active in the NPPES registry as of the last update on 2009-07-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.