Physician Profile
Unclaimed ProfileAbout FLIS
Daniel William Flis, M.D. is a healthcare provider in Greenbrae, CA specialising in otolaryngology. Daniel trained at Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc), graduating in 2009. Daniel is also listed as specialising in otolaryngology (ent).
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. Flis specialise in?
Dr. Flis is an otolaryngology in Greenbrae, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “OTOLARYNGOLOGY”.
NPI registry
Where is Dr. Flis located?
Dr. Flis is listed at 1000 S ELISEO DR STE 103, Greenbrae, CA 94904. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Flis's phone number?
The number on file is (415) 461-9770. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Flis's NPI number?
Dr. Flis's National Provider Identifier is 1316266042. 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. Flis go to medical school?
Dr. Flis attended Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc), graduating in 2009. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Flis been practising?
Dr. Flis has 17 years experience. Calculated from a graduation year of 2009, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Flis do most often?
According to Medicare billing data, Dr. Flis performs procedures including diagnostic exam of voice box using a flexible endoscope, diagnostic exam of nasal passages using an endoscope and biopsy or removal of nasal polyp or tissue using an endoscope; provides treatments such as comprehensive hearing and speech recognition test, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Flis confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Flis. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (415) 461-9770
- Email not available
Practice Locations
1000 S ELISEO DR STE 103
Greenbrae, CA 94904
Procedures Most Often Billed to Medicare
987 services · 789 patients · 9 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Diagnostic exam of voice box using a flexible endoscope | Procedure | 31575 |
121 |
| Diagnostic exam of nasal passages using an endoscope | Procedure | 31231 |
58 |
| Biopsy or removal of nasal polyp or tissue using an endoscope | Procedure | 31237 |
18 |
| Comprehensive hearing and speech recognition test | Treatment | 92557 |
15 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
301 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
183 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
137 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
99 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
55 |
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.
Other otolaryngology specialists at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 5
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.
More connections — 25 related providers in 4 groups
Trained at Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) 8
Other providers in the same specialty who trained at the same institution.
Class of 2009 at Rutgers R W Johnson Medical School (Cam/New Bruns/Pisc) 8
Providers who graduated from the same medical school in the same year.
Also performs Diagnostic exam of voice box using a flexible 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.