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- 990 Sonoma Ave Ste 19, Santa Rosa, CA 95404
About Dr. Sonander
Based in Santa Rosa, CA, Jan O. Sonander, MD is listed in the NPI registry under family medicine. Jan graduated from University of California, Davis School of Medicine in 1984. Medicare claims data shows Jan provided 2,551 services to 1,407 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more. NPI 1982763959 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (707) 542-8700
- Email not available
Practice Locations
990 SONOMA AVE STE 19
Santa Rosa, CA 95404
Conditions Commonly Evaluated or Treated
Within Family Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
Digestive
Genitourinary and reproductive
Musculoskeletal and pain
Neurologic and behavioral
Respiratory and infectious
Skin
Common childhood and ear conditions
Pain & Joints
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive interventions
Screening and testing
- Cholesterol screening
- Depression screening
- Diabetes and prediabetes screening
- EKG
Diagnostic Tests
- COVID-19 testing
- Rapid Strep and Flu Swabs
- Urine Drug Screen
Exams & Screenings
- Camp and School Physical
- Pre-Op Clearance Exam
Foot and Leg Pain
- Toenail Fungus Treatment
Heart & Circulation
Injections
Lungs & Breathing
Minor Procedures
- Burn and Wound Care
- Ingrown toenail removal
- Suture removal
Occupational Health
- DOT Physical
Office procedures
- Earwax removal
- Incision and drainage of an abscess
- Superficial foreign-body removal
Pain Management
- Joint injections
Preventive Care
- Chronic Illness Checkup
- Routine Vaccines
- Travel Vaccines And Consult
Respiratory
Senior Care
Sexual & Reproductive Health
Skin Procedures
- Cyst Removal
- Precancerous Sun Spot Freezing
- Skin Tag Removal
- Wart Removal
Sleep Health
- At-Home Sleep Study Order
Urgent Care Procedures
- Stitches and Laceration Repair
Wellness & Weight
- Weight Management Consult
Women's Health
- Hormone Replacement Therapy Consultation
Procedures Most Often Billed to Medicare
2,551 services · 1,407 patients · 21 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Destruction of precancer skin growth, 2-14 growths | Procedure | 17003 |
70 | As often as other peers in Family Medicine |
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
43 | More often than most peers in Family Medicine |
| Removal of impacted ear wax | Procedure | 69210 |
30 | More often than most peers in Family Medicine |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
28 | As often as other peers in Family Medicine |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
35 | More often than most peers in Family Medicine |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
185 | More often than most peers in Family Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
458 | More often than most peers in Family Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
427 | More than most peers in Family Medicine |
| 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 | More than most peers in Family Medicine |
| 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 | More often than most peers in Family Medicine |
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 doctors at this location 1
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 — 31 related providers in 4 groups
Other family doctors 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.
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 doctor in Santa Rosa, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine”.
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. Contact the office directly to confirm availability and scheduling.
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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