Natalie Sinclair
NPI 1740315654 · Hematology & Oncology Physician · Milford, MA
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Natalie Sinclair is a Hematology & Oncology Physician provider in Milford, MA (NPI 1740315654).
Provider details
- NPI number
- 1740315654
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- Yes
- License
- 060-000-3432 (VT)
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 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
745 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 656 | $99 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 36 | $187 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 32 | $78 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 21 | $129 |
Typical Medicare-allowed amounts for these services range $78–$187 (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 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Letrozole | 268 | 93 |
| Anastrozole | 95 | 28 |
| Duloxetine Hcl | 34 | — |
| Tamoxifen Citrate | 33 | 19 |
| Exemestane | 32 | — |
| Ondansetronbrand: Ondansetron Odt | 25 | — |
| Abemaciclibbrand: Verzenio | 22 | — |
| Hydroxyurea | 22 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-22
- Last updated
- 2013-09-11
Frequently asked questions
- What is Natalie Sinclair's NPI number?
- Natalie Sinclair's National Provider Identifier (NPI) is 1740315654, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Natalie Sinclair's specialty?
- Natalie Sinclair is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Natalie Sinclair located?
- Natalie Sinclair's practice location on file with NPPES is 20 Prospect St, Milford, MA 01757-3026.
- What is Natalie Sinclair's phone number?
- The practice phone number listed in the NPPES registry for Natalie Sinclair is (508) 488-3708.
- Does Natalie Sinclair accept Medicare?
- Natalie Sinclair is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Natalie Sinclair's NPI active?
- Yes — Natalie Sinclair's NPI (1740315654) is active in the NPPES registry as of the last update on 2013-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.