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Edit this profileAt a glance
- 1601 Cherry St, Philadelphia, PA 19102
About Christopher O'brien
Christopher M. O'Brien, PA-C is a physician assistant practicing in Philadelphia, PA. According to Medicare claims data, Christopher cared for 1,295 Medicare patients across 1,981 services. The services billed most often include injection, dexamethasone sodium phosphate, 1 mg, new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. This provider record is associated with NPI 1275125262.
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
- (215) 255-7700
- Email not available
Practice Locations
1601 CHERRY ST
Philadelphia, PA 19102
Procedures Most Often Billed to Medicare
1,981 services · 1,295 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of chest, 2 views | Imaging | 71046 |
34 | More often than most peers in Physician Assistant |
| X-ray of foot, minimum of 3 views | Imaging | 73630 |
15 | Less often than most peers in Physician Assistant |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
99 | More often than most peers in Physician Assistant |
| Inhalation treatment for airway obstruction or sputum production | Treatment | 94640 |
13 | Less often than most peers in Physician Assistant |
| Injection, dexamethasone sodium phosphate, 1 mg | Drug given | J1100 |
612 | More often than most peers in Physician Assistant |
| Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme | Drug given | J7620 |
17 | As often as other peers in Physician Assistant |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
355 | More than most peers in Physician Assistant |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
252 | More often than most peers in Physician Assistant |
| Detection test by immunoassay with direct visual observation for influenza virus | Lab test | 87804 |
210 | More than most peers in Physician Assistant |
| Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) | Lab test | 87811 |
115 | More 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 2
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 physician assistants in Philadelphia 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2020 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs X-ray of chest, 2 views 8
Providers in PA who bill this service to Medicare most often.
Common questions
What is Christopher M. O'Brien's specialty?
Christopher M. O'Brien is a physician assistant in Philadelphia, PA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Christopher M. O'Brien?
Christopher M. O'Brien is listed at 1601 Cherry St, Philadelphia, PA 19102. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Christopher M. O'Brien?
The number on file is (215) 255-7700. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Christopher M. O'Brien's NPI number?
Christopher M. O'Brien's National Provider Identifier is 1275125262. 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 Christopher M. O'Brien's education?
Christopher M. O'Brien attended Other, graduating in 2020. This comes from the CMS National Downloadable File.
CMS public data
How long has Christopher M. O'Brien been practicing?
Christopher M. O'Brien has 6 years experience. Calculated from a graduation year of 2020, reported in the CMS National Downloadable File.
CMS public data
What is Christopher M. O'Brien known for?
According to Medicare billing data, Christopher M. O'Brien performs imaging including x-ray of chest, 2 views and x-ray of foot, minimum of 3 views; provides treatments such as injection of drug or substance under skin or into muscle and inhalation treatment for airway obstruction or sputum production, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Christopher M. O'Brien confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Christopher M. O'Brien. If this is you, claiming it is free.
Guide.md
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