Simon Grinshteyn, M.D.
NPI 1841589173 · Family Medicine Physician · Fort Myers, FL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Simon Grinshteyn, M.D. is a Family Medicine Physician provider in Fort Myers, FL (NPI 1841589173).
Provider details
- NPI number
- 1841589173
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- ME121251 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
15 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
3 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 135 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 216 | 100 |
| Pantoprazole Sodium | 183 | 62 |
| Atorvastatin Calcium | 181 | 76 |
| Amlodipine Besylate | 163 | 56 |
| Gabapentin | 160 | 52 |
| Levothyroxine Sodium | 142 | 38 |
| Losartan Potassium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$84 across 3 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 (2)
- 4650 S Cleveland Ave # 15aFort Myers, FL 33907-1309Phone: (239) 689-7411Fax: (239) 766-7753
- 9981 S Healthpark DrFort Myers, FL 33908-3618Phone: (239) 343-2052Fax: (239) 343-5348
Registry dates
- Enumerated
- 2011-04-07
- Last updated
- 2024-03-08
- Certified
- 2024-03-08
Frequently asked questions
- What is Simon Grinshteyn's NPI number?
- Simon Grinshteyn's National Provider Identifier (NPI) is 1841589173, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Simon Grinshteyn's specialty?
- Simon Grinshteyn is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Simon Grinshteyn located?
- Simon Grinshteyn's practice location on file with NPPES is 2675 Winkler Ave Fl 2, Fort Myers, FL 33901-9342.
- What is Simon Grinshteyn's phone number?
- The practice phone number listed in the NPPES registry for Simon Grinshteyn is (855) 979-5700.
- Does Simon Grinshteyn accept Medicare?
- Simon Grinshteyn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Simon Grinshteyn's NPI active?
- Yes — Simon Grinshteyn's NPI (1841589173) is active in the NPPES registry as of the last update on 2024-03-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.