Doctor profile · Federal record

Dr. Andrew Thomas, MD

Otolaryngology Physician (CMS: Otolaryngology) · Otolaryngology Physician · Otolaryngology Physician · Grass Valley, CA

  • NPI 1922340579
  • Accepts Medicare
  • 13 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
123 Margaret Ln Ste B1
Grass Valley, CA 959455268
(530) 410-0368
fax (530) 410-0864
Additional location
123 Margaret Ln Ste C1
Grass Valley, CA 959455268
Mailing address
123 Margaret Ln Ste C1
Grass Valley, CA 959455268

Credentials & registration

NPPES · NUCC
NPI registered
March 2013 — 13 yrs on file
Profile last updated
June 27, 2022
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207Y00000X — NUCC code
State licenses (3)
California #C171386 · Oregon #MD186941 · Louisiana #320754

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922340579. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
734
Distinct HCPCS
10
Medicare allowed
$127,117
HCPCS Description Services Patients Avg allowed
31231 Diagnostic exam of nasal passages using an endoscope 186 129 $200
99214 Established patient office or other outpatient visit, 30-39 minutes 107 76 $131
99213 Established patient office or other outpatient visit, 20-29 minutes 79 36 $92
99204 New patient office or other outpatient visit, 45-59 minutes 76 76 $169
69210 Removal of impacted ear wax 57 37 $45
70486 Ct scan of face without contrast 45 44 $141
31237 Biopsy or removal of nasal polyp or tissue using an endoscope 38 17 $365
99203 New patient office or other outpatient visit, 30-44 minutes 25 25 $114
30117 Removal or destruction of growth of nose through nose 22 11 $593
92567 Test to assess middle ear function 19 18 $17

In context: peer comparison

Among 1 peers in this city , average services per provider: 45. This provider delivers 16× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$445
Transactions
6
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
AERIN MEDICAL INC. 3 $237.85
Medtronic, Inc. 1 $147.14
Stryker Corporation 2 $60.37

By nature of payment

Food and Beverage
$445

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
249
Patients
151
Total drug cost
$3,984
Drug Type Claims Patients Total cost
Mupirocin Generic 66 50 $610
Fluticasone Propionate Generic 28 16 $592
Oxycodone Hcl Generic 26 24 $66
Azelastine Hcl Generic 22 0 $912
Prednisone Generic 19 17 $80
Doxycycline Hyclate Generic 18 17 $522
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 16 16 $291
Famotidine Generic 16 0 $170
Omeprazole Generic 14 0 $331
Ipratropium Bromide Generic 13 0 $397

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Thomas's medical specialty?
Dr. Andrew Thomas practices Otolaryngology Physician in Grass Valley, CA.
Where does Dr. Andrew Thomas practice?
Dr. Andrew Thomas practices at 123 Margaret Ln Ste B1, Grass Valley, CA 959455268. Office phone: 5304100368.
What is Dr. Andrew Thomas's NPI?
Dr. Andrew Thomas's National Provider Identifier (NPI) is 1922340579, issued by NPPES.
Does Dr. Andrew Thomas accept Medicare assignment?
Yes. Dr. Andrew Thomas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Thomas commonly perform?
Top Medicare-reported procedures in 2023: Diagnostic exam of nasal passages using an endoscope (HCPCS 31231); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.