Timothy Anderson
NPI 1801152376 · Internal Medicine Physician · Boston, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Timothy Anderson is a Internal Medicine Physician provider in Boston, MA (NPI 1801152376).
Provider details
- NPI number
- 1801152376
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- A141190 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 39 | 18 |
| Amlodipine Besylate | 27 | 14 |
| Gabapentin | 22 | — |
| Lisinopril | 18 | 11 |
| Clonazepam | 15 | — |
| Levothyroxine Sodium | 13 | — |
| Metformin Hcl |
Practice location
Mailing address
Additional practice locations (1)
- 1545 Divisadero St Fl 12San Francisco, CA 94143-3400Phone: (415) 353-7900Fax: (415) 353-2405
Registry dates
- Enumerated
- 2012-04-09
- Last updated
- 2024-01-26
Frequently asked questions
- What is Timothy Anderson's NPI number?
- Timothy Anderson's National Provider Identifier (NPI) is 1801152376, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Timothy Anderson's specialty?
- Timothy Anderson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Timothy Anderson located?
- Timothy Anderson's practice location on file with NPPES is 330 Brookline Ave, Boston, MA 02215-5400.
- What is Timothy Anderson's phone number?
- The practice phone number listed in the NPPES registry for Timothy Anderson is (617) 754-9600.
- Does Timothy Anderson accept Medicare?
- Timothy Anderson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Timothy Anderson's NPI active?
- Yes — Timothy Anderson's NPI (1801152376) is active in the NPPES registry as of the last update on 2024-01-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.