Doctor profile · Federal record

Dr. Jeffrey Tseng, M.D.

Otolaryngology Physician (CMS: Otolaryngology) · Otolaryngology Physician · Thousand Oaks, CA

  • NPI 1205990868
  • MIPS 0.0 / 100 · 2023
  • 23 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2220 Lynn RD, Suite 109
Thousand Oaks, CA 913601904
(805) 496-8103
fax (805) 496-9661

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
November 20, 2009
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207Y00000X — NUCC code
State licenses (2)
California #A101924 · Wisconsin #47283-020

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205990868. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,580
Distinct HCPCS
9
Medicare allowed
$277,176
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 821 455 $92
69210 Removal of impacted ear wax 580 339 $49
99214 Established patient office or other outpatient visit, 30-39 minutes 481 321 $130
31231 Diagnostic exam of nasal passages using an endoscope 247 106 $203
99203 New patient office or other outpatient visit, 30-44 minutes 193 193 $114
31575 Diagnostic exam of voice box using a flexible endoscope 135 102 $138
99204 New patient office or other outpatient visit, 45-59 minutes 62 62 $169
30901 Simple control of nose bleed 32 16 $170
92511 Exam of the nose and throat using an endoscope 29 24 $129

In context: peer comparison

Among 5 peers in Thousand Oaks Otolaryngology Physician, average services per provider: 150. This provider delivers 17× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
675
Patients
405
Total drug cost
$22,563
Drug Type Claims Patients Total cost
Ipratropium Bromide Generic 225 100 $12,429
Azelastine Hcl Generic 81 34 $3,771
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 78 70 $892
Fluticasone Propionate Generic 71 27 $1,829
Azithromycin Generic 64 56 $419
Omeprazole Generic 32 16 $320
Methylprednisolone Generic 31 26 $315
Cefuroxime (Cefuroxime Axetil) Brand 27 25 $546
Clindamycin Hcl Generic 20 17 $248
Neomycin-Polymyxin-Hydrocort (Neomycin/Polymyxin B/Hydrocort) Brand 20 20 $1,104

Frequently asked questions

Auto-generated from federal data
What is Dr. Jeffrey Tseng's medical specialty?
Dr. Jeffrey Tseng practices Otolaryngology Physician in Thousand Oaks, CA.
Where does Dr. Jeffrey Tseng practice?
Dr. Jeffrey Tseng practices at 2220 Lynn RD, Thousand Oaks, CA 913601904. Office phone: 8054968103.
What is Dr. Jeffrey Tseng's NPI?
Dr. Jeffrey Tseng's National Provider Identifier (NPI) is 1205990868, issued by NPPES.
Does Dr. Jeffrey Tseng accept Medicare assignment?
Dr. Jeffrey Tseng does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Jeffrey Tseng commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Removal of impacted ear wax (HCPCS 69210); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.