Are you Dr. Patterson? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 255 E Bonita Avenue, Pomona, CA 91767
About Dr. Patterson
David R. Patterson, MD is a specialist based in Pomona, CA. David is a 1994 graduate of Creighton University School of Medicine. According to Medicare claims data, David cared for 270 Medicare patients across 770 services. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. The provider's National Provider Identifier (NPI) is 1518944396.
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
- (909) 596-7733
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
255 E BONITA AVENUE
Pomona, CA 91767
Procedures Most Often Billed to Medicare
770 services · 270 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
641 | More often than most peers in Specialist |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
49 | As often as other peers in Specialist |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
36 | Less often than most peers in Specialist |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
26 | Less often than most peers in Specialist |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
18 | Less often than most peers in Specialist |
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 specialists in Pomona 8
Same specialty, same city.
Trained at Creighton University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 1994 at Creighton University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Patterson?
Dr. Patterson is a specialist in Pomona, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Dr. Patterson's address?
Dr. Patterson is listed at 255 E Bonita Avenue, Pomona, CA 91767. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Patterson?
The number on file is (909) 596-7733. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Patterson's NPI number?
Dr. Patterson's National Provider Identifier is 1518944396. 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 Dr. Patterson train?
Dr. Patterson attended Creighton University School of Medicine, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Patterson been practicing?
Dr. Patterson has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Patterson perform?
According to Medicare billing data, Dr. Patterson 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 Dr. Patterson confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Patterson. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.