Roberta Dennison
NPI 1104239318 · Family Medicine Physician · Boston, MA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roberta Dennison is a Family Medicine Physician provider in Boston, MA (NPI 1104239318).
Provider details
- NPI number
- 1104239318
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 270222 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 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
50 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 31 | $72 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 19 | $89 |
Typical Medicare-allowed amounts for these services range $72–$89 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 67 | 22 |
| Lisinopril | 55 | 15 |
| Amlodipine Besylate | 45 | 13 |
| Metformin Hclbrand: Metformin Hcl Er | 29 | — |
| Omeprazole | 23 | — |
| Hydrochlorothiazide | 21 | — |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-06-05
- Last updated
- 2018-08-08
Frequently asked questions
- What is Roberta Dennison's NPI number?
- Roberta Dennison's National Provider Identifier (NPI) is 1104239318, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roberta Dennison's specialty?
- Roberta Dennison is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Roberta Dennison located?
- Roberta Dennison's practice location on file with NPPES is 300 Longwood Ave, Boston, MA 02115-5724.
- What is Roberta Dennison's phone number?
- The practice phone number listed in the NPPES registry for Roberta Dennison is (617) 355-3501.
- Does Roberta Dennison accept Medicare?
- Roberta Dennison is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Roberta Dennison's NPI active?
- Yes — Roberta Dennison's NPI (1104239318) is active in the NPPES registry as of the last update on 2018-08-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.