Jeffrey Smarrella, M.D.
NPI 1770532442 · Psychiatry Physician · Oconomowoc, WI
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jeffrey Smarrella, M.D. is a Psychiatry Physician provider in Oconomowoc, WI (NPI 1770532442).
Provider details
- NPI number
- 1770532442
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 47933 (WI)
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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Escitalopram Oxalate | 22 |
| Aripiprazole | 18 |
| Bupropion Hclbrand: Bupropion Xl | 16 |
| Trazodone Hcl | 16 |
| Risperidone | 14 |
| Clonazepam | 12 |
| Methylphenidate Hcl | 12 |
| Methylphenidate Hclbrand: Methylphenidate Er | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-09
- Last updated
- 2007-07-08
Frequently asked questions
- What is Jeffrey Smarrella's NPI number?
- Jeffrey Smarrella's National Provider Identifier (NPI) is 1770532442, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffrey Smarrella's specialty?
- Jeffrey Smarrella is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Jeffrey Smarrella located?
- Jeffrey Smarrella's practice location on file with NPPES is 34700 Valley Rd, Oconomowoc, WI 53066.
- What is Jeffrey Smarrella's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey Smarrella is (262) 646-4411.
- Does Jeffrey Smarrella accept Medicare?
- Jeffrey Smarrella is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jeffrey Smarrella's NPI active?
- Yes — Jeffrey Smarrella's NPI (1770532442) 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.