Provider Profile
Erin L. Hillis, PA-C
Unclaimed ProfileAbout Erin Hillis
Erin L. Hillis, PA-C is a physician assistant based in West Haven, CT. Erin is a 2022 graduate of Yale University School of Medicine. Medicare claims data shows Erin provided 2,803 services to 849 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 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 — free, and no identity document with a practice or institutional email.
Education & Training
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
- (203) 932-6481
- Email not available
Practice Locations
1 CELLINI PL STE 102
West Haven, CT 06516
Procedures Most Often Billed to Medicare
2,803 services · 849 patients · 10 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 |
1,110 | More than most peers in Physician Assistant |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
491 | More than most peers in Physician Assistant |
| Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more | Office visit | 99308 |
426 | More often than most peers in Physician Assistant |
| Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99309 |
356 | More often than most peers in Physician Assistant |
| Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99348 |
117 | More often than most peers in Physician Assistant |
| Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more | Office visit | 99308 |
78 | More often than most peers in Physician Assistant |
| Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes | Office visit | 99349 |
74 | As often as other peers in Physician Assistant |
| Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99309 |
66 | More often than most peers in Physician Assistant |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
59 | More often than most peers in Physician Assistant |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
26 | As often as other 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 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 1
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 22 related providers in 3 groups
Other physician assistants in West Haven 7
Same specialty, same city.
Trained at Yale University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2022 at Yale University School of Medicine 7
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Erin L. Hillis?
Erin L. Hillis is a physician assistant in West Haven, CT. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Erin L. Hillis's address?
Erin L. Hillis is listed at 1 Cellini Pl Ste 102, West Haven, CT 06516. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Erin L. Hillis?
The number on file is (203) 932-6481. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Erin L. Hillis?
Erin L. Hillis's National Provider Identifier is 1538894753. 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 Erin L. Hillis train?
Erin L. Hillis attended Yale University School of Medicine, graduating in 2022. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Erin L. Hillis have?
Erin L. Hillis has 4 years experience. Calculated from a graduation year of 2022, reported in the CMS National Downloadable File.
CMS public data
What procedures does Erin L. Hillis perform?
According to Medicare billing data, Erin L. Hillis 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 Erin L. Hillis's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Erin L. Hillis. 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.