Isil Smith, MD
NPI 1609305945 · Internal Medicine Physician · Boston, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Isil Smith, MD is a Internal Medicine Physician provider in Boston, MA (NPI 1609305945).
Provider details
- NPI number
- 1609305945
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 271709 (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
9 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 131 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 483 | 220 |
| Amlodipine Besylate | 321 | 153 |
| Lisinopril | 279 | 122 |
| Losartan Potassium | 233 | 108 |
| Rosuvastatin Calcium | 230 | 98 |
| Levothyroxine Sodium | 199 | 93 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-06-09
- Last updated
- 2023-09-26
Frequently asked questions
- What is Isil Smith's NPI number?
- Isil Smith's National Provider Identifier (NPI) is 1609305945, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Isil Smith's specialty?
- Isil Smith is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Isil Smith located?
- Isil Smith's practice location on file with NPPES is 2100 Dorchester Ave, Boston, MA 02124-5615.
- What is Isil Smith's phone number?
- The practice phone number listed in the NPPES registry for Isil Smith is (312) 459-0893.
- Does Isil Smith accept Medicare?
- Isil Smith is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Isil Smith's NPI active?
- Yes — Isil Smith's NPI (1609305945) is active in the NPPES registry as of the last update on 2023-09-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.