Derek Lee, DO
NPI 1639667553 · Family Medicine Physician · Portsmouth, NH
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Derek Lee, DO is a Family Medicine Physician provider in Portsmouth, NH (NPI 1639667553).
Provider details
- NPI number
- 1639667553
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 22654 (NH)
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
8 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
576 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 133 | $115 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 123 | $89 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 109 | $76 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 54 | $55 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 52 | $76 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 122 | 35 |
| Losartan Potassium | 59 | 18 |
| Levothyroxine Sodium | 57 | 16 |
| Amlodipine Besylate | 42 | 15 |
| Metoprolol Succinate | 38 | — |
| Simvastatin | 33 | — |
| Furosemide | 33 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-04-26
- Last updated
- 2023-11-22
- Certified
- 2023-11-22
Frequently asked questions
- What is Derek Lee's NPI number?
- Derek Lee's National Provider Identifier (NPI) is 1639667553, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derek Lee's specialty?
- Derek Lee is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Derek Lee located?
- Derek Lee's practice location on file with NPPES is 25 New Hampshire Ave Ste 100, Portsmouth, NH 03801-2845.
- What is Derek Lee's phone number?
- The practice phone number listed in the NPPES registry for Derek Lee is (603) 431-2516.
- Does Derek Lee accept Medicare?
- Derek Lee is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Derek Lee's NPI active?
- Yes — Derek Lee's NPI (1639667553) is active in the NPPES registry as of the last update on 2023-11-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.