Deepak Chander, M.D.
NPI 1659666261 · Hematology & Oncology Physician · South Weymouth, MA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Deepak Chander, M.D. is a Hematology & Oncology Physician provider in South Weymouth, MA (NPI 1659666261).
Provider details
- NPI number
- 1659666261
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 269110 (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 tenure28% of score
15 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
422 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 | 254 | $102 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 85 | $71 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 26 | $102 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 22 | $190 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 22 | $151 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl | 36 | 20 |
| Dexamethasone | 25 | 20 |
| Ondansetronbrand: Ondansetron Odt | 17 | 17 |
| Prochlorperazine Maleate | 17 | 12 |
| Lipase/Protease/Amylasebrand: Creon | 16 | — |
| Hydroxyurea | 16 | — |
| Potassium Chloride | 15 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-06-10
- Last updated
- 2020-03-31
- Certified
- 2020-03-31
Frequently asked questions
- What is Deepak Chander's NPI number?
- Deepak Chander's National Provider Identifier (NPI) is 1659666261, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Deepak Chander's specialty?
- Deepak Chander is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Deepak Chander located?
- Deepak Chander's practice location on file with NPPES is 101 Columbian St, South Weymouth, MA 02190-1601.
- What is Deepak Chander's phone number?
- The practice phone number listed in the NPPES registry for Deepak Chander is (781) 624-5000.
- Does Deepak Chander accept Medicare?
- Deepak Chander is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Deepak Chander's NPI active?
- Yes — Deepak Chander's NPI (1659666261) is active in the NPPES registry as of the last update on 2020-03-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.