Provider Profile
Hayley A. Merrill, PA-C
Unclaimed ProfileAbout Hayley Merrill
Listed in the NPI registry as a physician assistant, Hayley A. Merrill, PA-C practices in Stratford, CT. According to Medicare claims data, Hayley cared for 226 Medicare patients across 285 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, hemoglobin a1c level, and administration of influenza virus vaccine.
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) 378-3696
- Email not available
Practice Locations
2890 MAIN ST STE 2A
Stratford, CT 06614
Procedures Most Often Billed to Medicare
285 services · 226 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
16 | As often as other peers in Physician Assistant |
| Sarscv2 vac 30mcg trs-suc im | Treatment | 91320 |
12 | Less often than most peers in Physician Assistant |
| Admn sarscov2 vacc 1 dose | Treatment | 90480 |
12 | Less often 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 |
161 | More often than most peers in Physician Assistant |
| Hemoglobin a1c level | Lab test | 83036 |
35 | As often as other peers in Physician Assistant |
| Administration of influenza virus vaccine | Billing code | G0008 |
23 | As often as other peers in Physician Assistant |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
14 | 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 |
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.
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.
Other physician assistants in Stratford 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2023 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Influenza vaccine split virus, preservative free 8
Providers in CT who bill this service to Medicare most often.
Common questions
What does Hayley A. Merrill specialize in?
Hayley A. Merrill is a physician assistant in Stratford, CT. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Hayley A. Merrill located?
Hayley A. Merrill is listed at 2890 Main St Ste 2A, Stratford, CT 06614. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Hayley A. Merrill's phone number?
The number on file is (203) 378-3696. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Hayley A. Merrill's NPI number?
Hayley A. Merrill's National Provider Identifier is 1073396008. 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 Hayley A. Merrill train?
Hayley A. Merrill attended Other, graduating in 2023. This comes from the CMS National Downloadable File.
CMS public data
How long has Hayley A. Merrill been practicing?
Hayley A. Merrill has 3 years experience. Calculated from a graduation year of 2023, reported in the CMS National Downloadable File.
CMS public data
What does Hayley A. Merrill do most often?
According to Medicare billing data, Hayley A. Merrill provides treatments such as influenza vaccine split virus, preservative free and sarscv2 vac 30mcg trs-suc im, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Hayley A. Merrill confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Hayley A. Merrill. 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.