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Edit this profileAt a glance
- 75 Francis St, Boston, MA 02115
About Catherine Johnson
Catherine L. Johnson, PA-C is a physician assistant based in Boston, MA. Catherine is a 2016 graduate of Emory University School of Medicine. Catherine is also listed as specializing in physician assistant — medical. According to Medicare claims data, Catherine cared for 158 Medicare patients across 208 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. The provider's National Provider Identifier (NPI) is 1730623802.
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
- (617) 732-5500
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
75 FRANCIS ST
Boston, MA 02115
Procedures Most Often Billed to Medicare
208 services · 158 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
117 | More often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
44 | More often 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 |
25 | Less often than most peers in Physician Assistant |
| Telephone medical discussion with physician, 21-30 minutes | Office visit | 99443 |
22 | As often as other 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 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
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 Boston 6
Same specialty, same city.
Trained at Emory University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2016 at Emory University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Catherine L. Johnson?
Catherine L. Johnson is a physician assistant in Boston, MA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Catherine L. Johnson's address?
Catherine L. Johnson is listed at 75 Francis St, Boston, MA 02115. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Catherine L. Johnson?
The number on file is (617) 732-5500. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Catherine L. Johnson's NPI number?
Catherine L. Johnson's National Provider Identifier is 1730623802. 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 Catherine L. Johnson train?
Catherine L. Johnson attended Emory University School of Medicine, graduating in 2016. This comes from the CMS National Downloadable File.
CMS public data
How long has Catherine L. Johnson been practicing?
Catherine L. Johnson has 10 years experience. Calculated from a graduation year of 2016, reported in the CMS National Downloadable File.
CMS public data
What procedures does Catherine L. Johnson perform?
According to Medicare billing data, Catherine L. Johnson 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
Has Catherine L. Johnson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Catherine L. Johnson. If this is you, claiming it is free.
Guide.md
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