Keivan Zandinejad, M.D.
NPI 1871771733 · Internal Medicine Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Keivan Zandinejad, M.D. is a Internal Medicine Physician provider in Worcester, MA (NPI 1871771733).
Provider details
- NPI number
- 1871771733
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 237783 (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
18 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
558 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 291 | $112 |
| Critical Care, First 30-74 Minutes99291 | 83 | $200 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 72 | $164 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 50 | $137 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 29 | $75 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 176 | 45 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 120 | 20 |
| Fluticasone Propionate | 102 | 35 |
| Montelukast Sodium | 77 | 24 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 52 | — |
| Albuterol Sulfatebrand: Ventolin Hfa | 48 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-02-03
- Last updated
- 2008-08-06
Frequently asked questions
- What is Keivan Zandinejad's NPI number?
- Keivan Zandinejad's National Provider Identifier (NPI) is 1871771733, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Keivan Zandinejad's specialty?
- Keivan Zandinejad is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Keivan Zandinejad located?
- Keivan Zandinejad's practice location on file with NPPES is 119 Belmont St, Worcester, MA 01605-2903.
- What is Keivan Zandinejad's phone number?
- The practice phone number listed in the NPPES registry for Keivan Zandinejad is (508) 334-8515.
- Does Keivan Zandinejad accept Medicare?
- Keivan Zandinejad is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Keivan Zandinejad's NPI active?
- Yes — Keivan Zandinejad's NPI (1871771733) is active in the NPPES registry as of the last update on 2008-08-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.