Physician Profile
Unclaimed ProfileAbout ANASTASSIOU
Peter Thomas Anastassiou, M.D. is a healthcare provider in San Francisco, CA specialising in thoracic surgery. Peter trained at Baylor College of Medicine, graduating in 1983. Peter is also listed as specialising in thoracic surgery (cardiothoracic) and surgery. According to Medicare claims data, Peter cared for 202 Medicare patients across 224 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
Common questions
What does Dr. Anastassiou specialise in?
Dr. Anastassiou is a thoracic surgeon in San Francisco, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “THORACIC SURGERY”.
NPI registry
Where is Dr. Anastassiou located?
Dr. Anastassiou is listed at 2100 WEBSTER ST STE 200, San Francisco, CA 94115. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Anastassiou's phone number?
The number on file is (415) 600-7860. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Anastassiou's NPI number?
Dr. Anastassiou's National Provider Identifier is 1912904806. 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. Anastassiou go to medical school?
Dr. Anastassiou attended Baylor College of Medicine, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Anastassiou been practising?
Dr. Anastassiou has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Anastassiou do most often?
According to Medicare billing data, Dr. Anastassiou performs procedures including removal of lymph nodes of chest cavity 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. Anastassiou confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Anastassiou. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (415) 600-7860
- Email not available
Practice Locations
2100 WEBSTER ST STE 200
San Francisco, CA 94115
Procedures Most Often Billed to Medicare
224 services · 202 patients · 5 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of lymph nodes of chest cavity using an endoscope | Procedure | 32674 |
16 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
80 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
79 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
35 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
14 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated 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 2
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.
Other thoracic surgeons in San Francisco 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Baylor College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1983 at Baylor College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of lymph nodes of chest cavity using an endoscope 8
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.