Provider Profile
Catherine C. Letherer, PA-C
Unclaimed ProfileAbout Catherine Letherer
Listed in the NPI registry as a physician assistant, Catherine C. Letherer, PA-C practices in Pomona, CA. Medicare claims data shows Catherine provided 107 services to 36 patients. The services billed most often include management using the results of remote vital sign monitoring per calendar month, first 20 minutes, remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 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.
Specialty
Credentials & Licensing
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.
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) 624-5061
- Email not available
Practice Locations
900 E HARRISON AVE
Pomona, CA 91767
Procedures Most Often Billed to Medicare
107 services · 36 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Management using the results of remote vital sign monitoring per calendar month, first 20 minutes | Office visit | 99457 |
43 | Less often than most peers in Physician Assistant |
| Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days | Office visit | 99454 |
33 | Less often than most 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 |
31 | Less 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.
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.
Common questions
What is Catherine C. Letherer's specialty?
Catherine C. Letherer is a physician assistant in Pomona, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Catherine C. Letherer?
Catherine C. Letherer is listed at 900 E Harrison Ave, Pomona, CA 91767. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Catherine C. Letherer?
The number on file is (909) 624-5061. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Catherine C. Letherer?
Catherine C. Letherer's National Provider Identifier is 1265476485. 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
How much experience does Catherine C. Letherer have?
Catherine C. Letherer has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What is Catherine C. Letherer known for?
According to Medicare billing data, Catherine C. Letherer 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
Is Catherine C. Letherer's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Catherine C. Letherer. 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.