Edward Hallowell, M.D.
NPI 1184661365 · Psychiatry Physician · Sudbury, MA
Edward Hallowell, M.D. is a Psychiatry Physician provider in Sudbury, MA (NPI 1184661365).
Provider details
- NPI number
- 1184661365
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- 44431 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dextroamphetamine/Amphetaminebrand: Dextroamphetamine-Amphetamine | 177 | 26 |
| Dextroamphetamine/Amphetaminebrand: Dextroamphetamine-Amphet Er | 56 | — |
| Bupropion Hclbrand: Bupropion Xl | 47 | 11 |
| Lisdexamfetamine Dimesylatebrand: Vyvanse | 45 | — |
| Dextroamphetamine Sulfate | 35 | — |
| Fluoxetine Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-31
- Last updated
- 2007-07-08
Frequently asked questions
- What is Edward Hallowell's NPI number?
- Edward Hallowell's National Provider Identifier (NPI) is 1184661365, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Edward Hallowell's specialty?
- Edward Hallowell is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Edward Hallowell located?
- Edward Hallowell's practice location on file with NPPES is 142 North Road, Sudbury, MA 01776.
- What is Edward Hallowell's phone number?
- The practice phone number listed in the NPPES registry for Edward Hallowell is (978) 287-0810.
- Is Edward Hallowell's NPI active?
- Yes — Edward Hallowell's NPI (1184661365) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.