Robin Mayfield, M.D.
NPI 1225098924 · Internal Medicine Physician · Brookline, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robin Mayfield, M.D. is a Internal Medicine Physician provider in Brookline, MA (NPI 1225098924).
Provider details
- NPI number
- 1225098924
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 78290 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 87 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 168 | 50 |
| Lisinopril | 155 | 38 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 154 | 31 |
| Gabapentin | 137 | 27 |
| Metformin Hcl | 124 | 36 |
| Atorvastatin Calcium | 123 | 36 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$43 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-25
- Last updated
- 2013-03-15
Frequently asked questions
- What is Robin Mayfield's NPI number?
- Robin Mayfield's National Provider Identifier (NPI) is 1225098924, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robin Mayfield's specialty?
- Robin Mayfield is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Robin Mayfield located?
- Robin Mayfield's practice location on file with NPPES is 32 Kent St, Brookline, MA 02445-7902.
- What is Robin Mayfield's phone number?
- The practice phone number listed in the NPPES registry for Robin Mayfield is (617) 794-1463.
- Does Robin Mayfield accept Medicare?
- Robin Mayfield is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robin Mayfield's NPI active?
- Yes — Robin Mayfield's NPI (1225098924) is active in the NPPES registry as of the last update on 2013-03-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.