Provider Profile
Caitlin Siewertsen, PA-C
Unclaimed ProfileAbout Caitlin Siewertsen
Listed in the NPI registry as a physician assistant, Caitlin Siewertsen, PA-C practices in Baltimore, MD. According to Medicare claims data, the services billed most often include critical care, first 30-74 minutes. NPI 1871082453 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
- (443) 777-7000
- Email not available
Practice Locations
9000 FRANKLIN SQUARE DR
Baltimore, MD 21237
Procedures Most Often Billed to Medicare
13 services · 13 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Critical care, first 30-74 minutes | Office visit | 99291 |
13 | Less often than most peers in Physician Assistant |
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 physician assistants at this location 6
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 7
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 — 22 related providers in 3 groups
Other physician assistants in Baltimore 7
Same specialty, same city.
Trained at Other 7
Other providers in the same specialty who trained at the same institution.
Class of 2017 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Caitlin Siewertsen's specialty?
Caitlin Siewertsen is a physician assistant in Baltimore, MD. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Caitlin Siewertsen?
Caitlin Siewertsen is listed at 9000 Franklin Square Dr, Baltimore, MD 21237. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Caitlin Siewertsen?
The number on file is (443) 777-7000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Caitlin Siewertsen?
Caitlin Siewertsen's National Provider Identifier is 1871082453. 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 Caitlin Siewertsen's education?
Caitlin Siewertsen attended Other, graduating in 2017. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Caitlin Siewertsen have?
Caitlin Siewertsen has 9 years experience. Calculated from a graduation year of 2017, reported in the CMS National Downloadable File.
CMS public data
What is Caitlin Siewertsen known for?
According to Medicare billing data, Caitlin Siewertsen the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Caitlin Siewertsen's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Caitlin Siewertsen. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.