Physician Profile
Unclaimed ProfileAbout SONANDER
Based in Santa Rosa, CA, Jan O Sonander, MD is listed in the NPI registry under family practice. Jan graduated from University of California, Davis School of Medicine in 1984. Jan is also listed as specializing in family medicine. Medicare claims data shows Jan provided 2,551 services to 1,407 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) 542-8700
- Email not available
Practice Locations
990 SONOMA AVE STE 19
Santa Rosa, CA 95404
Procedures Most Often Billed to Medicare
2,551 services · 1,407 patients · 21 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Destruction of precancer skin growth, 2-14 growths | Procedure | 17003 |
70 |
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
43 |
| Removal of impacted ear wax | Procedure | 69210 |
30 |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
28 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
35 |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
185 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
458 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
427 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
418 |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
221 |
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.
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 Santa Rosa 8
Same specialty, same city.
Trained at University of California, Davis School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 1984 at University of California, Davis School of Medicine 7
Providers who graduated from the same medical school in the same year.
Also performs Destruction of precancer skin growth, 2-14 growths 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Sonander?
Dr. Sonander is a family practice in Santa Rosa, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “FAMILY PRACTICE”.
NPI registry
What is Dr. Sonander's address?
Dr. Sonander is listed at 990 SONOMA AVE STE 19, Santa Rosa, CA 95404. 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. Sonander?
The number on file is (707) 542-8700. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Sonander?
Dr. Sonander's National Provider Identifier is 1982763959. 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. Sonander train?
Dr. Sonander attended University of California, Davis School of Medicine, graduating in 1984. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Sonander have?
Dr. Sonander has 42 years experience. Calculated from a graduation year of 1984, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Sonander perform?
According to Medicare billing data, Dr. Sonander performs procedures including destruction of precancer skin growth, 2-14 growths, destruction of precancer skin growth, 1 growth and removal of impacted ear wax; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Sonander's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Sonander. 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.