Thomas Chen, MD
NPI 1932149036 · Hematology & Oncology Physician · Sun City West, AZ
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Chen, MD is a Hematology & Oncology Physician provider in Sun City West, AZ (NPI 1932149036).
Provider details
- NPI number
- 1932149036
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 32325 (AZ)
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
783 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 515 | $139 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 168 | $157 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 63 | $175 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99221 | 22 | $79 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 15 | $76 |
Typical Medicare-allowed amounts for these services range $76–$175 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 217 | 66 |
| Apixabanbrand: Eliquis | 109 | 24 |
| Hydroxyurea | 103 | 25 |
| Ondansetron Hcl | 63 | 35 |
| Acalabrutinib Maleatebrand: Calquence | 62 | — |
| Imatinib Mesylate | 52 | — |
| Exemestane | 48 | 11 |
| Lenalidomidebrand: Revlimid |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-07
- Last updated
- 2025-08-14
- Certified
- 2020-04-09
Frequently asked questions
- What is Thomas Chen's NPI number?
- Thomas Chen's National Provider Identifier (NPI) is 1932149036, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Chen's specialty?
- Thomas Chen is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Chen located?
- Thomas Chen's practice location on file with NPPES is 14416 W Meeker Blvd, Sun City West, AZ 85375-5284.
- What is Thomas Chen's phone number?
- The practice phone number listed in the NPPES registry for Thomas Chen is (623) 876-3880.
- Does Thomas Chen accept Medicare?
- Thomas Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Chen's NPI active?
- Yes — Thomas Chen's NPI (1932149036) is active in the NPPES registry as of the last update on 2025-08-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.