Doctor profile · Federal record

Dr. Mark Slaven, MD

Psychiatry Physician (CMS: Psychiatry) · Oneida, NY

  • NPI 1750498416
  • 39 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
607 Seneca St
Oneida, NY 134212627
(315) 363-8050
fax (315) 363-9286
Additional location
165 Main St
Oneida, NY 134211648
(315) 363-9281
Mailing address
1076 N Side Shopping Center
Oneida, NY 134210059

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
January 31, 2019
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
New York #1964691
Medicaid
NY #01613749

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750498416. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
665
Distinct HCPCS
5
Medicare allowed
$76,914
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 347 193 $118
99215 Established patient office or other outpatient visit, 40-54 minutes 149 80 $160
99213 Established patient office or other outpatient visit, 20-29 minutes 104 87 $81
99212 Established patient office or other outpatient visit, 10-19 minutes 37 26 $53
90833 Psychotherapy with evaluation and management visit, 30 minutes 28 23 $67

In context: peer comparison

Among 1 peers in Oneida Psychiatry Physician, average services per provider: 133. This provider delivers 5.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12,502
Patients
1,582
Total drug cost
$504,609
Drug Type Claims Patients Total cost
Risperidone Generic 1,280 149 $24,165
Sertraline Hcl Generic 1,268 177 $11,619
Buspirone Hcl Generic 1,157 128 $49,305
Lithium Carbonate Generic 910 106 $9,153
Divalproex Sodium Generic 880 105 $77,263
Fluoxetine Hcl Generic 853 100 $15,900
Quetiapine Fumarate Generic 852 95 $38,832
Olanzapine Generic 838 116 $46,262
Clonazepam Generic 772 110 $15,852
Aripiprazole Generic 736 90 $172,340

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Slaven's medical specialty?
Dr. Mark Slaven practices Psychiatry Physician in Oneida, NY.
Where does Dr. Mark Slaven practice?
Dr. Mark Slaven practices at 607 Seneca St, Oneida, NY 134212627. Office phone: 3153638050.
What is Dr. Mark Slaven's NPI?
Dr. Mark Slaven's National Provider Identifier (NPI) is 1750498416, issued by NPPES.
Does Dr. Mark Slaven accept Medicare assignment?
Dr. Mark Slaven does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Mark Slaven commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.