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Edit this profileAt a glance
- 15525 Pomerado Rd, Suite A-2, Poway, CA 92064
About Dr. Vierra
Listed in the NPI registry as a specialist, Mark A. Vierra, M.D. practices in Poway, CA. Mark graduated from Pennsylvania State University College of Medicine in 1996. Medicare claims data shows Mark provided 15,091 services to 4,143 patients. The services billed most often include aminolevulinic acid hcl for topical administration, 10% gel, 10 mg, destruction of precancer skin growth, 2-14 growths, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. NPI 1730187121 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
- (858) 451-3311
- Email not available
Practice Locations
15525 POMERADO RD SUITE A-2
Poway, CA 92064
Procedures Most Often Billed to Medicare
15,091 services · 4,143 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Destruction of precancer skin growth, 2-14 growths | Procedure | 17003 |
4,043 | More than most peers in Specialist |
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
1,089 | More than most peers in Specialist |
| Biopsy of related skin growth, first growth | Procedure | 11102 |
532 | More than most peers in Specialist |
| Destruction of skin growth, 1-14 growths | Procedure | 17110 |
523 | More than most peers in Specialist |
| Biopsy of related skin growth, each additional growth | Procedure | 11103 |
156 | More often than most peers in Specialist |
| Destruction of precancer skin growth, 15 or more growths | Procedure | 17004 |
144 | More often than most peers in Specialist |
| Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm | Procedure | 12032 |
94 | More often than most peers in Specialist |
| Destruction of cancer skin growth of trunk, arms, or legs, 1.1-2.0 cm | Procedure | 17262 |
80 | More often than most peers in Specialist |
| Biopsy of ear | Procedure | 69100 |
61 | More than most peers in Specialist |
| Removal of cancer skin growth of body, arms, or legs, 1.1-2.0 cm | Procedure | 11602 |
59 | More often than most peers in Specialist |
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 specialists at this location 3
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 specialists in Poway 6
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at Pennsylvania State University College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1996 at Pennsylvania State University College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Destruction of precancer skin growth, 2-14 growths 7
Providers in CA who bill this service to Medicare most often.
Common questions
What does Mark A. Vierra specialize in?
Mark A. Vierra is a specialist in Poway, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Mark A. Vierra located?
Mark A. Vierra is listed at 15525 Pomerado Rd Suite A-2, Poway, CA 92064. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Mark A. Vierra's phone number?
The number on file is (858) 451-3311. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Mark A. Vierra?
Mark A. Vierra's National Provider Identifier is 1730187121. 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 Mark A. Vierra train?
Mark A. Vierra attended Pennsylvania State University College of Medicine, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Mark A. Vierra have?
Mark A. Vierra has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
What does Mark A. Vierra do most often?
According to Medicare billing data, Mark A. Vierra performs procedures including destruction of precancer skin growth, 2-14 growths, destruction of precancer skin growth, 1 growth and biopsy of related skin growth, first growth; provides treatments such as application of light with debridement to destroy precancer skin growth and injection of drug or substance under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Mark A. Vierra's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Mark A. Vierra. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.