Anne Timmerman, MD
NPI 1881610970 · Internal Medicine Physician · Canton, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anne Timmerman, MD is a Internal Medicine Physician provider in Canton, MA (NPI 1881610970).
Provider details
- NPI number
- 1881610970
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 261406 (MA)
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
19 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
1,406 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 | 404 | $139 |
| 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 | 275 | $17 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 131 | $141 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 124 | $21 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 110 | $21 |
| Annual, Face-To-Face Intensive Behavioral Therapy for Cardiovascular Disease, Individual, 15 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 72 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 345 | 107 |
| Lisinopril | 235 | 66 |
| Levothyroxine Sodium | 225 | 61 |
| Losartan Potassium | 213 | 61 |
| Amlodipine Besylate | 160 | 42 |
| Omeprazole | 157 | 44 |
| Hydrochlorothiazide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-14
- Last updated
- 2026-05-29
- Certified
- 2026-05-29
Frequently asked questions
- What is Anne Timmerman's NPI number?
- Anne Timmerman's National Provider Identifier (NPI) is 1881610970, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anne Timmerman's specialty?
- Anne Timmerman is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Anne Timmerman located?
- Anne Timmerman's practice location on file with NPPES is 4 Washington St, Canton, MA 02021-4004.
- What is Anne Timmerman's phone number?
- The practice phone number listed in the NPPES registry for Anne Timmerman is (781) 784-9212.
- Does Anne Timmerman accept Medicare?
- Anne Timmerman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anne Timmerman's NPI active?
- Yes — Anne Timmerman's NPI (1881610970) is active in the NPPES registry as of the last update on 2026-05-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.