Physician Profile
Unclaimed ProfileAbout ROSA
Gregory Paul Rosa, MD practices family practice in Sebastopol, CA. Gregory is a 1973 graduate of Saint Louis University School of Medicine. Gregory is also listed as specializing in family medicine. Medicare claims data shows Gregory provided 1,146 services to 713 patients.
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
- (707) 823-7616
- Email not available
Practice Locations
6800 PALM AVE D
Sebastopol, CA 95472
Procedures Most Often Billed to Medicare
1,146 services · 713 patients · 11 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Influenza vaccine, inactivated | Treatment | 90653 |
45 |
| Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | Treatment | 90677 |
18 |
| Telephone medical discussion with physician, 11-20 minutes | Office visit | 99442 |
312 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
311 |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
174 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
102 |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
87 |
| Administration of influenza virus vaccine | Billing code | G0008 |
48 |
| Administration of pneumococcal vaccine | Billing code | G0009 |
19 |
| Hemoglobin a1c level | Lab test | 83036 |
16 |
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.
Other family practices at this location 1
Same specialty, same street address — most likely the same department or group.
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 family practices in Sebastopol 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Saint Louis University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1973 at Saint Louis University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Influenza vaccine, inactivated 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Dr. Rosa's specialty?
Dr. Rosa is a family practice in Sebastopol, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “FAMILY PRACTICE”.
NPI registry
Where can I find Dr. Rosa?
Dr. Rosa is listed at 6800 PALM AVE D, Sebastopol, CA 95472. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Rosa?
The number on file is (707) 823-7616. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Rosa?
Dr. Rosa's National Provider Identifier is 1902861453. 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
What is Dr. Rosa's medical education?
Dr. Rosa attended Saint Louis University School of Medicine, graduating in 1973. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Rosa have?
Dr. Rosa has 53 years experience. Calculated from a graduation year of 1973, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Rosa known for?
According to Medicare billing data, Dr. Rosa provides treatments such as influenza vaccine, inactivated and pneumococcal conjugate vaccine, 20 valent , for intramuscular use, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Rosa's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Rosa. 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.