Physician Profile
Unclaimed ProfileAbout WILLIAMS
Based in Carmichael, CA, Trevor M Williams, M.D. is listed in the NPI registry under thoracic surgery. Trevor graduated from University of California, San Francisco School of Medicine in 2009. Trevor is also listed as specializing in surgery and thoracic surgery (cardiothoracic). According to Medicare claims data, Trevor cared for 559 Medicare patients across 614 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (916) 536-3665
- Email not available
Practice Locations
6555 COYLE AVE
Carmichael, CA 95608
Procedures Most Often Billed to Medicare
614 services · 559 patients · 17 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Diagnostic exam of lung airway using an endoscope | Procedure | 31622 |
31 |
| Irrigation and suction of lung airways to obtain cells using an endoscope | Procedure | 31624 |
28 |
| Exam of lung airways using an endoscope | Procedure | 31623 |
27 |
| Needle biopsy of windpipe cartilage, airway, and/or lung using an endoscope | Procedure | 31629 |
22 |
| Exam of lung airways and sampling of lymph nodes using an endoscope and ultrasound guidance, 1-2 lymph nodes | Procedure | 31652 |
21 |
| Computer-assisted image-guided navigation of lung airways using an endoscope | Procedure | 31627 |
21 |
| Biopsy of lobe of lung using an endoscope, 1 lobe | Procedure | 31628 |
18 |
| Exam of lung airways and sampling of lymph nodes using an endoscope and ultrasound guidance, 3 or more lymph nodes | Procedure | 31653 |
17 |
| Removal of lymph nodes of chest cavity using an endoscope | Procedure | 32674 |
16 |
| Initial removal of wedge of lung tissue using an endoscope | Procedure | 32666 |
14 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Trained at University of California, San Francisco School of Medicine 7
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 2009 at University of California, San Francisco School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Diagnostic exam of lung airway using an endoscope 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Williams?
Dr. Williams is a thoracic surgeon in Carmichael, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “THORACIC SURGERY”.
NPI registry
What is Dr. Williams's address?
Dr. Williams is listed at 6555 COYLE AVE, Carmichael, CA 95608. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Williams?
The number on file is (916) 536-3665. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Williams's NPI number?
Dr. Williams's National Provider Identifier is 1528294436. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Williams train?
Dr. Williams attended University of California, San Francisco School of Medicine, graduating in 2009. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Williams been practicing?
Dr. Williams has 17 years experience. Calculated from a graduation year of 2009, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Williams perform?
According to Medicare billing data, Dr. Williams performs procedures including diagnostic exam of lung airway using an endoscope, irrigation and suction of lung airways to obtain cells using an endoscope and exam of lung airways using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Williams confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Williams. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.