Doctor profile · Federal record

Dr. Thomas Waddington, M.D.

Pulmonary Disease Physician (CMS: Pulmonary Disease) · Internal Medicine Physician · Critical Care Medicine (Internal Medicine) Physician · Orange, CA

  • NPI 1891744470
  • Accepts Medicare
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
101 the City Dr S
Orange, CA 928683201
(714) 456-8888
Additional location
1000 Fivepoint
Irvine, CA 926182377
(949) 671-4673
fax (949) 671-4329
Additional location
1500 Duarte RD
Duarte, CA 910103012
(626) 256-4673
Mailing address
Po Box 512185
Los Angeles, CA 900510185

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
September 30, 2024
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State license (1)
California #A81367

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891744470. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,004
Distinct HCPCS
10
Medicare allowed
$139,613
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 137 54 $222
99215 Established patient office or other outpatient visit, 40-54 minutes 129 88 $151
31624 Irrigation and suction of lung airways to obtain cells using an endoscope 106 105 $62
99215 Established patient office or other outpatient visit, 40-54 minutes 97 65 $151
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 87 39 $125
99443 Telephone medical discussion with physician, 21-30 minutes 49 41 $102
31628 Biopsy of lobe of lung using an endoscope, 1 lobe 48 48 $51
31627 Computer-assisted image-guided navigation of lung airways using an endoscope 45 45 $98
31629 Needle biopsy of windpipe cartilage, airway, and/or lung using an endoscope 43 43 $160
31654 Exam of lung airways with diagnostic or therapeutic procedure on growths using an endoscope and ultrasound 43 43 $68

In context: peer comparison

Among 6 peers in Orange Pulmonary Disease Physician, average services per provider: 95. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,298
Transactions
22
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Olympus Medical Systems Corporation 2 $900.00
Noah Medical Corporation 2 $484.94
Galvanize Therapeutics, INC 1 $400.00
Intuitive Surgical, INC. 10 $350.48
AstraZeneca Pharmaceuticals Lp 5 $111.73
Merck Sharp & Dohme LLC 2 $50.59

By nature of payment

Consulting Fee
$1,300
Food and Beverage
$513
Travel and Lodging
$485

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
106
Patients
17
Total drug cost
$39,511
Drug Type Claims Patients Total cost
Fluticasone Propionate Generic 40 17 $852
Combivent Respimat (Ipratropium/Albuterol Sulfate) Brand 15 0 $11,686
Breo Ellipta (Fluticasone/Vilanterol) Brand 14 0 $10,097
Prednisone Generic 14 0 $76
Advair Diskus (Fluticasone Propion/Salmeterol) Brand 12 0 $9,001
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 11 0 $7,799

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Waddington's medical specialty?
Dr. Thomas Waddington practices Pulmonary Disease Physician in Orange, CA.
Where does Dr. Thomas Waddington practice?
Dr. Thomas Waddington practices at 101 the City Dr S, Orange, CA 928683201. Office phone: 7144568888.
What is Dr. Thomas Waddington's NPI?
Dr. Thomas Waddington's National Provider Identifier (NPI) is 1891744470, issued by NPPES.
Does Dr. Thomas Waddington accept Medicare assignment?
Yes. Dr. Thomas Waddington accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Waddington commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Established patient office or other outpatient visit (HCPCS 99215); Irrigation and suction of lung airways to obtain cells using an endoscope (HCPCS 31624). Source: CMS Medicare Physician & Other Practitioners file.