Provider Profile
Ashley R. Castelhano, PA-C
Unclaimed ProfileAbout Ashley Castelhano
Listed in the NPI registry as a physician assistant, Ashley R. Castelhano, PA-C practices in Vista, CA. According to Medicare claims data, Ashley cared for 393 Medicare patients across 399 services. 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, established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more, and new patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more. NPI 1760723050 identifies this record in the national registry.
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
- (800) 926-8273
- Email not available
Practice Locations
910 SYCAMORE AVE STE 270
Vista, CA 92081
4510 Executive Dr STE 215
San Diego, CA 92121
1505 Encinitas Blvd
Encinitas, CA 92024
16950 Via Tazon
San Diego, CA 92127
2295 Otay Lakes Rd Ste 110
Chula Vista, CA 91915
203 W F St
San Diego, CA 92101
6030 Village Way Ste 200
San Diego, CA 92130
Procedures Most Often Billed to Medicare
399 services · 393 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
186 | More often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
51 | More often than most peers in Physician Assistant |
| New patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more | Office visit | 99202 |
48 | More often than most 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 |
47 | More 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 |
22 | Less often than most peers in Physician Assistant |
| Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen | Lab test | 87635 |
18 | As often as other peers in Physician Assistant |
| Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) | Lab test | 87880 |
15 | Less often than most peers in Physician Assistant |
| Detection test by nucleic acid for multiple types influenza virus | Lab test | 87502 |
12 | 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.
Other physician assistants at this location 6
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 7 related providers in 1 group
Common questions
What does Ashley R. Castelhano specialize in?
Ashley R. Castelhano is a physician assistant in Vista, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Ashley R. Castelhano located?
Ashley R. Castelhano is listed at 910 Sycamore Ave Ste 270, Vista, CA 92081. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Ashley R. Castelhano's phone number?
The number on file is (800) 926-8273. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Ashley R. Castelhano's NPI number?
Ashley R. Castelhano's National Provider Identifier is 1760723050. 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 Ashley R. Castelhano train?
Ashley R. Castelhano attended Other, graduating in 2013. This comes from the CMS National Downloadable File.
CMS public data
How long has Ashley R. Castelhano been practicing?
Ashley R. Castelhano has 13 years experience. Calculated from a graduation year of 2013, reported in the CMS National Downloadable File.
CMS public data
What does Ashley R. Castelhano do most often?
According to Medicare billing data, Ashley R. Castelhano 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 Ashley R. Castelhano confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Ashley R. Castelhano. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.