Zeina El-Chemali, MD
NPI 1578529798 · Psychiatry Physician · Boston, MA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zeina El-Chemali, MD is a Psychiatry Physician provider in Boston, MA (NPI 1578529798).
Provider details
- NPI number
- 1578529798
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 79757 (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
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
189 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 | 60 | $196 |
| Prolonged Office Or Other Outpatient Evaluation and Management Service(s) Beyond the Maximum Required Time of the Primary Procedure Which Has Been Selected Using Total Time on the Date of the Primary Service; Each Additional 15 Minutes By the Physician OrG2212 | 43 | $34 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 42 | $152 |
| Prolonged Office Or Other Outpatient Evaluation and Management Service(s) Beyond the Maximum Required Time of the Primary Procedure Which Has Been Selected Using Total Time on the Date of the Primary Service; Each Additional 15 Minutes By the Physician OrG2212 | 32 | $33 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 12 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Aripiprazole | 44 |
| Lamotrigine | 44 |
| Clonazepam | 28 |
| Sertraline Hcl | 26 |
| Quetiapine Fumarate | 23 |
| Donepezil Hcl | 20 |
| Duloxetine Hcl | 20 |
| Bupropion Hclbrand: Bupropion Xl | 15 |
| Risperidone | 15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-25
- Last updated
- 2012-02-15
Frequently asked questions
- What is Zeina El-Chemali's NPI number?
- Zeina El-Chemali's National Provider Identifier (NPI) is 1578529798, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zeina El-Chemali's specialty?
- Zeina El-Chemali is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Zeina El-Chemali located?
- Zeina El-Chemali's practice location on file with NPPES is 15 Parkman St, Boston, MA 02114-3117.
- What is Zeina El-Chemali's phone number?
- The practice phone number listed in the NPPES registry for Zeina El-Chemali is (617) 724-5600.
- Does Zeina El-Chemali accept Medicare?
- Zeina El-Chemali is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zeina El-Chemali's NPI active?
- Yes — Zeina El-Chemali's NPI (1578529798) is active in the NPPES registry as of the last update on 2012-02-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.