Derek Loneman, MD
NPI 1831775311 · Anatomic Pathology & Clinical Pathology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Derek Loneman, MD is a Anatomic Pathology & Clinical Pathology Physician provider in Boston, MA (NPI 1831775311).
Provider details
- NPI number
- 1831775311
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 1021519 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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.
Practice location
Mailing address
Additional practice locations (1)
- 823 8th StAmes, IA 50010-6027Phone: (515) 802-0110
Registry dates
- Enumerated
- 2021-03-23
- Last updated
- 2025-01-15
- Certified
- 2025-01-15
Frequently asked questions
- What is Derek Loneman's NPI number?
- Derek Loneman's National Provider Identifier (NPI) is 1831775311, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derek Loneman's specialty?
- Derek Loneman is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Derek Loneman located?
- Derek Loneman's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2696.
- What is Derek Loneman's phone number?
- The practice phone number listed in the NPPES registry for Derek Loneman is (515) 802-0110.
- Does Derek Loneman accept Medicare?
- Derek Loneman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Derek Loneman's NPI active?
- Yes — Derek Loneman's NPI (1831775311) is active in the NPPES registry as of the last update on 2025-01-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.