Ryan Hartogh, PA-C
Physician Assistant · Pomona, CA
Ryan Hartogh, PA-C is a physician assistant with a practice address in Pomona, California, and NPI 1174924112, issued on Sep 9, 2014. Check the license (California 51793, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ryan Hartogh
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 51793 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1798 N Garey Ave, Pomona, CA 91767
- Phone
- (909) 865-9500
- Enumerated
- Sep 9, 2014
- Record last updated
- Apr 23, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20150324001627); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 1798 N Garey Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Yvette Ambroze, FNPFamily Nurse Practitioner1336616879
- Arjun Bakshi, DOEmergency Medicine Physician1659968303
Verify Ryan Hartogh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 51793Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
28% fewer Medicare Part D claims than the average physician assistant in 2024
595 Medicare Part D claims for 363 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Albuterol Sulfate Hfa77 claims
- Cephalexin49 claims
- Doxycycline Hyclate49 claims
- Methylprednisolone44 claims
- Amoxicillin-Clavulanate Potass34 claims
- Azithromycin23 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Exer Medical CorporationSherman Oaks, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ryan Hartogh among 14,451 physician assistant records in California
Ryan Hartogh, PA-C is one of 14,451 physician assistant records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 38% of them.
- NPI issued2014 · 38% of these records are older, 59% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2014 · median 2018 among the 7,214 with a school on file
- Record last updated2015 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
186 physician assistant records list a practice address in Pomona
They are 186 of the 5,102 NPPES records with a practice address in Pomona, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Pomona → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Jaison Fraizer, PA-CPomona, CA 917671073551263
- Peta-Gay Gihbsson, P.A.-CPomona, CA 917671295988095
- Yoodiy Gonzales, PAPomona, CA 917671942366281
- Jehan Goubran, PACPomona, CA 917671942413356
- Manuela Hess, PA-CPomona, CA 917671508019167
- Catherine Letherer, PA-CPomona, CA 917671265476485
- Joel LopezPomona, CA 917671659526911
- Erin Merchant, P.A.-C.Pomona, CA 917671619089117
Common questions
What is Ryan Hartogh, PA-C's NPI number?
Ryan Hartogh, PA-C's National Provider Identifier (NPI) is 1174924112, issued on Sep 9, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Ryan Hartogh, PA-C located?
The NPPES record lists a practice address at 1798 N Garey Ave, Pomona, CA, 91767. Phone: (909) 865-9500. Providers update this record themselves, so call before visiting.
How can I verify Ryan Hartogh, PA-C's license?
NPPES lists California license number 51793, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Ryan Hartogh, PA-C prescribe under Medicare Part D?
In 2024, Ryan Hartogh, PA-C had 595 Medicare Part D claims for 363 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.