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Edit this profileAt a glance
- 2701 Shillington Rd Ste 100, Reading, PA 19608
About Callista O'brien
Callista O'Brien, PA-C is a physician assistant based in Reading, PA. The provider's National Provider Identifier (NPI) is 1023848140.
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
- (484) 822-6170
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
2701 SHILLINGTON RD STE 100
Reading, PA 19608
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 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 2
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 24 related providers in 3 groups
Other physician assistants in Reading 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2024 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Callista O'Brien specialize in?
Callista O'Brien is a physician assistant in Reading, PA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Callista O'Brien located?
Callista O'Brien is listed at 2701 Shillington Rd Ste 100, Reading, PA 19608. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Callista O'Brien's phone number?
The number on file is (484) 822-6170. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Callista O'Brien's NPI number?
Callista O'Brien's National Provider Identifier is 1023848140. 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 Callista O'Brien train?
Callista O'Brien attended Other, graduating in 2024. This comes from the CMS National Downloadable File.
CMS public data
How long has Callista O'Brien been practicing?
Callista O'Brien has 2 years experience. Calculated from a graduation year of 2024, reported in the CMS National Downloadable File.
CMS public data
Has Callista O'Brien confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Callista O'Brien. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.