Karl Zeff, M.D.
NPI 1861584377 · Child & Adolescent Psychiatry Physician · Sacramento, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karl Zeff, M.D. is a Child & Adolescent Psychiatry Physician provider in Sacramento, CA (NPI 1861584377).
Provider details
- NPI number
- 1861584377
- Entity type
- Individual
- Primary specialty
- Child & Adolescent Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G56995 (CA)
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
19 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
1,195 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) |
|---|---|---|
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 374 | $77 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 276 | $18 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 187 | $141 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 184 | $198 |
| Psychiatric Services Complicated By Communication Factor90785 | 162 | $16 |
| Psychiatric Diagnostic Evaluation With Medical Services |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 64 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Quetiapine Fumarate | 474 | 55 |
| Bupropion Hclbrand: Bupropion Xl | 401 | 61 |
| Trazodone Hcl | 329 | 56 |
| Aripiprazole | 267 | 37 |
| Lamotrigine | 256 | 48 |
| Escitalopram Oxalate | 230 | 32 |
| Clonazepam |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-29
- Last updated
- 2012-02-17
Frequently asked questions
- What is Karl Zeff's NPI number?
- Karl Zeff's National Provider Identifier (NPI) is 1861584377, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karl Zeff's specialty?
- Karl Zeff is listed in the NPPES registry with a primary specialty of Child & Adolescent Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Karl Zeff located?
- Karl Zeff's practice location on file with NPPES is 1792 Tribute Rd, Sacramento, CA 95815-4305.
- What is Karl Zeff's phone number?
- The practice phone number listed in the NPPES registry for Karl Zeff is (916) 924-6400.
- Does Karl Zeff accept Medicare?
- Karl Zeff is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karl Zeff's NPI active?
- Yes — Karl Zeff's NPI (1861584377) is active in the NPPES registry as of the last update on 2012-02-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.