Physician Profile
Unclaimed ProfileAbout MOSSON
Based in San Diego, CA, Mark D Mosson, M.D. is listed in the NPI registry under internal medicine. Medicare claims data shows Mark provided 3,687 services to 1,915 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
Common questions
What does Dr. Mosson specialise in?
Dr. Mosson is an internal medicine in San Diego, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
Where is Dr. Mosson located?
Dr. Mosson is listed at 4060 FOURTH AVE STE 505, San Diego, CA 92103. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Mosson's phone number?
The number on file is (619) 298-1318. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Mosson?
Dr. Mosson's National Provider Identifier is 1174765549. 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. Mosson go to medical school?
Dr. Mosson attended Other, graduating in 2009. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Mosson have?
Dr. Mosson has 17 years experience. Calculated from a graduation year of 2009, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Mosson do most often?
According to Medicare billing data, Dr. Mosson performs procedures including removal of impacted ear wax and aspiration and/or injection of fluid from large joint; provides treatments such as injection of drug or substance under skin or into muscle and 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. Mosson's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Mosson. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (619) 298-1318
- Email not available
Practice Locations
4060 FOURTH AVE STE 505
San Diego, CA 92103
Procedures Most Often Billed to Medicare
3,687 services · 1,915 patients · 21 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of impacted ear wax | Procedure | 69210 |
32 |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
22 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
68 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
64 |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
31 |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
94 |
| Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | Office visit | 99490 |
1,373 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
419 |
| Annual depression screening, 5 to 15 minutes | Billing code | G0444 |
394 |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
394 |
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 internal medicines at this location 5
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 6
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 internal medicines in San Diego 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2009 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of impacted ear wax 7
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.