Active NPI 1609897271 Individual Practitioner Male Practitioner

Dr. Edwin T Tseng , MD

Specialist • Thousand Oaks, CA

Professional Overview & Biography Verified Profile Summary

Dr. Edwin Tseng, MD is a certified Specialist practicing in Thousand Oaks, CA. With approximately 55 years of clinical experience since completing medical education in 1971, Dr. Tseng delivers high-quality medical care to the local community at 2220 LYNN RD.

Dr. Tseng does not directly accept Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, diagnostic examination of nasal passages using an endoscope, removal of impacted ear wax. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2220 Lynn Rd
Suite 109

Thousand Oaks, CA 913601904

Telephone 8054698103

Fax 8054969661

Associated Practice Facility / Clinic

🏢 David Aliabadi Md Inc. Facility NPI 1336168525

Medicare Profile & Education

Medical School

Other

Graduation Year

1971

Medicare Assignment

Not Specified

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Specialist in Thousand Oaks, CA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

55 Yrs +17.8 yrs vs City Avg

City Avg: 37.2 Yrs

State Avg: 38.0 Yrs

Regional Practice Density

28 Specialists

Practicing in Thousand Oaks, CA (6446 Statewide)

Telehealth Adoption Rate

3.6% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

28.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Tseng (55 Years) 55 Yrs

Thousand Oaks Specialty Average (37.2 Years) 37.2 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	623	323	$120.10	$85.95
31231 Diagnostic examination of nasal passages using an endoscope	546	260	$259.96	$184.86
69210 Removal of impacted ear wax	427	262	$60.00	$45.34
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	316	255	$150.00	$121.12
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	151	151	$190.00	$156.07
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	74	55	$60.81	$53.90
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	72	72	$150.00	$105.45
31575 Diagnostic exam of voice box using a flexible endoscope	59	45	$240.00	$126.50

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
31231 Diagnostic examination of nasal passages using an endoscope	565	260	$259.81	$205.09
99213 Established patient office or other outpatient visit, typically 15 minutes	563	310	$120.05	$92.40
69210 Removal of impacted ear wax	472	322	$59.49	$48.08
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	382	287	$150.00	$129.77
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	212	212	$190.14	$167.36
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	87	87	$149.08	$114.43
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	83	54	$60.00	$58.54
31575 Diagnostic exam of voice box using a flexible endoscope	52	41	$240.00	$139.38

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	589	324	$119.97	$94.01
31231 Diagnostic examination of nasal passages using an endoscope	450	231	$259.07	$209.06
69210 Removal of impacted ear wax	413	274	$59.71	$48.03
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	179	150	$149.44	$132.06
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	149	149	$144.23	$115.30
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	122	122	$189.92	$170.47
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	73	54	$60.00	$59.20
31575 Diagnostic exam of voice box using a flexible endoscope	68	54	$240.29	$141.31
30901 Simple control of nose bleed	15	14	$188.67	$174.49

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	538	290	$118.74	$95.22
69210 Removal of impacted ear wax	405	278	$60.00	$46.72
31231 Diagnostic examination of nasal passages using an endoscope	346	173	$259.94	$218.49
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	150	150	$133.27	$116.17
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	125	114	$145.92	$133.10
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	109	68	$60.55	$58.82
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	67	67	$186.27	$173.77
31575 Diagnostic exam of voice box using a flexible endoscope	44	36	$241.59	$140.26
30901 Simple control of nose bleed	22	19	$183.18	$171.10

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	426	255	$83.17	$78.95
69210 Removal of impacted ear wax	310	213	$60.00	$46.29
31231 Diagnostic examination of nasal passages using an endoscope	260	151	$252.62	$211.89
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	124	95	$130.00	$110.58
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	115	68	$50.35	$47.99
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	92	92	$130.00	$113.53
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	71	71	$181.13	$168.62
92511 Exam of the nose and throat using an endoscope	33	27	$250.91	$125.94
30901 Simple control of nose bleed	22	19	$179.55	$158.02

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	540	324	$81.59	$76.76
31231 Diagnostic examination of nasal passages using an endoscope	416	202	$242.09	$215.49
69210 Removal of impacted ear wax	392	280	$60.03	$43.59
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	169	129	$130.00	$111.70
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	138	77	$51.01	$46.60
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	120	120	$129.17	$110.64
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	84	84	$180.95	$165.86
92511 Exam of the nose and throat using an endoscope	58	49	$240.34	$119.10
30901 Simple control of nose bleed	18	13	$141.11	$138.13

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	612	350	$80.66	$72.82
31231 Diagnostic examination of nasal passages using an endoscope	428	204	$240.84	$217.84
69210 Removal of impacted ear wax	351	243	$55.44	$43.33
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	182	94	$50.49	$43.71
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	146	146	$130.07	$106.80
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	93	83	$130.65	$107.88
92511 Exam of the nose and throat using an endoscope	46	41	$239.35	$113.59
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	20	20	$180.00	$157.02
30901 Simple control of nose bleed	14	13	$136.43	$115.45

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	533	311	$80.00	$72.37
31231 Diagnostic examination of nasal passages using an endoscope	427	165	$240.02	$216.39
69210 Removal of impacted ear wax	374	257	$53.02	$43.54
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	217	95	$50.14	$44.18
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	158	158	$129.62	$106.97
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	130	94	$130.00	$107.78
92511 Exam of the nose and throat using an endoscope	63	51	$240.00	$116.16
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	37	37	$180.00	$163.09
30901 Simple control of nose bleed	23	16	$133.91	$96.08

Medical Specialties & State Licenses

Specialist Primary Specialty

NUCC Taxonomy Code: 174400000X

State License CA A35161

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

1 Associated Practitioners

Dr. Jeffrey Tseng , MD

Otolaryngology

NPI 1205990868

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events

✅

NPI Profile Active January 22, 2009

NPI status registered as active in NPPES database

📍

Updated Practice Location January 22, 2009

Registered at 2220 LYNN RD, SUITE 109, THOUSAND OAKS, CA 913601904 (Tel: 8054698103)

📍

Updated Business Mailing Address January 22, 2009

Registered at 2220 LYNN RD, SUITE 109, THOUSAND OAKS, CA 913601904 (Tel: 8054698103)

👤

Provider Name / Credentials Updated January 22, 2009

Recorded as EDWIN TSENG, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 22, 2009

Specialist (License #A35161 in CA)

🟢

Initial NPI Registration & Enumeration July 21, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1609897271

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: July 21, 2006

Last Update: January 22, 2009

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

2220 Lynn Rd, Suite 109

Thousand Oaks, CA 913601904

Phone: 8054698103

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.