Cassandra Pierre, MD
NPI 1235397977 · Infectious Disease Physician · Boston, MA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cassandra Pierre, MD is a Infectious Disease Physician provider in Boston, MA (NPI 1235397977).
Provider details
- NPI number
- 1235397977
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 249850 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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 · 19 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 106 |
| Rosuvastatin Calcium | 31 |
| Lisinopril/Hydrochlorothiazidebrand: Lisinopril-Hydrochlorothiazide | 25 |
| Emtricitabine/Tenofov Alafenambrand: Descovy | 23 |
| Amlodipine Besylate | 22 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 20 |
| Losartan Potassium | 18 |
| Famotidine | 16 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-05-29
- Last updated
- 2014-05-12
Frequently asked questions
- What is Cassandra Pierre's NPI number?
- Cassandra Pierre's National Provider Identifier (NPI) is 1235397977, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassandra Pierre's specialty?
- Cassandra Pierre is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Cassandra Pierre located?
- Cassandra Pierre's practice location on file with NPPES is 725 Albany Street, Boston, MA 02118-2526.
- What is Cassandra Pierre's phone number?
- The practice phone number listed in the NPPES registry for Cassandra Pierre is (617) 414-4290.
- Does Cassandra Pierre accept Medicare?
- Cassandra Pierre is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cassandra Pierre's NPI active?
- Yes — Cassandra Pierre's NPI (1235397977) is active in the NPPES registry as of the last update on 2014-05-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.