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Edit this profileAt a glance
- 292 Euclid Ave Ste 115, San Diego, CA 92114
About Dr. Shaffer
The NPI registry lists Katherine M. Shaffer, M.D. as a student in an organized health care education program, in San Diego, CA. Katherine is a 2012 graduate of Georgetown University School of Medicine. Medicare claims data shows Katherine provided 171 services to 161 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, and removal of polyps or growths of large bowel using an endoscope with mechanical snare. The provider's National Provider Identifier (NPI) is 1336405695.
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
- (619) 266-3332
- Email not available
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Practice Locations
292 EUCLID AVE STE 115
San Diego, CA 92114
Procedures Most Often Billed to Medicare
171 services · 161 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
34 | As often as other peers in Student in training |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
32 | As often as other peers in Student in training |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
36 | As often as other peers in Student in training |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
31 | As often as other peers in Student in training |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
25 | Less often than most peers in Student in training |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
13 | Less often than most peers in Student in training |
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.
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 medical trainees in San Diego 8
Same specialty, same city.
Trained at Georgetown University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 12 related providers in 2 groups
Class of 2012 at Georgetown University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 4
Providers in CA who bill this service to Medicare most often.
Common questions
What is Katherine M. Shaffer's specialty?
Katherine M. Shaffer is a medical trainee in San Diego, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Student in an Organized Health Care Education Program”.
NPI registry
Where can I find Katherine M. Shaffer?
Katherine M. Shaffer is listed at 292 Euclid Ave Ste 115, San Diego, CA 92114. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Katherine M. Shaffer?
The number on file is (619) 266-3332. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Katherine M. Shaffer?
Katherine M. Shaffer's National Provider Identifier is 1336405695. 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 Katherine M. Shaffer's education?
Katherine M. Shaffer attended Georgetown University School of Medicine, graduating in 2012. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Katherine M. Shaffer have?
Katherine M. Shaffer has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.
CMS public data
What is Katherine M. Shaffer known for?
According to Medicare billing data, Katherine M. Shaffer performs procedures including biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope and removal of polyps or growths of large bowel using an endoscope with mechanical snare, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Katherine M. Shaffer's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Katherine M. Shaffer. If this is you, claiming it is free.
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