Thomas Castiglione, M.D.
NPI 1770553539 · Internal Medicine Physician · Kingston, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Castiglione, M.D. is a Internal Medicine Physician provider in Kingston, MA (NPI 1770553539).
Provider details
- NPI number
- 1770553539
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 227436 (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
20 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
2,082 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 475 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 264 | $129 |
| Blood Test, Basic Group of Blood Chemicals (calcium, Total)80048 | 218 | $8 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 170 | $92 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 157 | $131 |
| Administration of Pneumococcal VaccineG0009 | 80 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 69 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 370 | 124 |
| Losartan Potassium | 186 | 61 |
| Lisinopril | 173 | 53 |
| Omeprazole | 161 | 57 |
| Levothyroxine Sodium | 161 | 45 |
| Hydrochlorothiazide | 135 | 42 |
| Amlodipine Besylate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-25
- Last updated
- 2016-03-17
Frequently asked questions
- What is Thomas Castiglione's NPI number?
- Thomas Castiglione's National Provider Identifier (NPI) is 1770553539, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Castiglione's specialty?
- Thomas Castiglione is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Castiglione located?
- Thomas Castiglione's practice location on file with NPPES is 5 Tarkiln Rd, Kingston, MA 02364-1250.
- What is Thomas Castiglione's phone number?
- The practice phone number listed in the NPPES registry for Thomas Castiglione is (781) 585-2200.
- Does Thomas Castiglione accept Medicare?
- Thomas Castiglione is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Castiglione's NPI active?
- Yes — Thomas Castiglione's NPI (1770553539) is active in the NPPES registry as of the last update on 2016-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.