Provider Profile
Listed in the NPI registry as a physician assistant, Ryan Hartogh, PA-C practices in Pomona, CA. According to Medicare claims data, Ryan cared for 559 Medicare patients across 618 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, detection test by immunoassay with direct visual observation for influenza virus, and new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1798 N GAREY AVE
Pomona, CA 91767
618 services · 559 patients · 16 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 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
18 | |
| Inhalation treatment for airway obstruction or sputum production | Treatment | 94640 |
18 | More often than most peers in Physician Assistant |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
17 | As often as other peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
115 | More often than most peers in Physician Assistant |
| Detection test by immunoassay with direct visual observation for influenza virus | Lab test | 87804 |
78 | More often than most peers in Physician Assistant |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
75 | 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 |
51 | 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 |
41 | More often than most peers in Physician Assistant |
| Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus | Lab test | 87426 |
41 | More often than most peers in Physician Assistant |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Ryan Hartogh is a physician assistant in Pomona, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Ryan Hartogh is listed at 1798 N Garey Ave, Pomona, CA 91767. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (909) 865-9500. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Ryan Hartogh's National Provider Identifier is 1174924112. 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
Ryan Hartogh attended Other, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
Ryan Hartogh has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Ryan Hartogh performs imaging including x-ray of chest, 2 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
Not yet. This profile is built from public federal data and has not been confirmed by Ryan Hartogh. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.