Derek Mattimoe, MD
NPI 1164494613 · Family Medicine Physician · Stony Brook, NY
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Derek Mattimoe, MD is a Family Medicine Physician provider in Stony Brook, NY (NPI 1164494613).
Provider details
- NPI number
- 1164494613
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- 216334 (NY)
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
3,120 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 Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 807 | $150 |
| Advance Care Planning, First 30 Minutes99497 | 294 | $95 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 271 | $153 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 271 | $19 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 267 | $23 |
| Annual Depression Screening, 5 to 15 MinutesG0444 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 106 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 416 | 133 |
| Atorvastatin Calcium | 341 | 102 |
| Metoprolol Succinate | 281 | 91 |
| Levothyroxine Sodium | 262 | 70 |
| Amlodipine Besylate | 166 | 56 |
| Tirzepatidebrand: Mounjaro | 164 | 38 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-07
- Last updated
- 2007-07-09
Frequently asked questions
- What is Derek Mattimoe's NPI number?
- Derek Mattimoe's National Provider Identifier (NPI) is 1164494613, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derek Mattimoe's specialty?
- Derek Mattimoe is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Derek Mattimoe located?
- Derek Mattimoe's practice location on file with NPPES is 2500 Nesconset Hwy, Stony Brook, NY 11790-2555.
- What is Derek Mattimoe's phone number?
- The practice phone number listed in the NPPES registry for Derek Mattimoe is (631) 751-3322.
- Does Derek Mattimoe accept Medicare?
- Derek Mattimoe is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Derek Mattimoe's NPI active?
- Yes — Derek Mattimoe's NPI (1164494613) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.