Sandra Nelson, M.D.
NPI 1366589863 · Infectious Disease Physician · Boston, MA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sandra Nelson, M.D. is a Infectious Disease Physician provider in Boston, MA (NPI 1366589863).
Provider details
- NPI number
- 1366589863
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 231994 (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
524 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 138 | $82 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 84 | $123 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 77 | $151 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 54 | $101 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 41 | $181 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Doxycycline Monohydrate | 68 | 26 |
| Cefadroxil | 39 | 13 |
| Dolutegravir Sodiumbrand: Tivicay | 35 | — |
| Amoxicillin | 34 | 18 |
| Emtricitabine/Tenofov Alafenambrand: Descovy | 30 | — |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 30 | 12 |
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 23 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-31
- Last updated
- 2019-10-08
Frequently asked questions
- What is Sandra Nelson's NPI number?
- Sandra Nelson's National Provider Identifier (NPI) is 1366589863, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Nelson's specialty?
- Sandra Nelson is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Sandra Nelson located?
- Sandra Nelson's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2621.
- What is Sandra Nelson's phone number?
- The practice phone number listed in the NPPES registry for Sandra Nelson is (617) 726-3816.
- Does Sandra Nelson accept Medicare?
- Sandra Nelson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sandra Nelson's NPI active?
- Yes — Sandra Nelson's NPI (1366589863) is active in the NPPES registry as of the last update on 2019-10-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.