Provider Profile
Corey D. Williams
Unclaimed ProfileAbout Corey Williams
Corey D. Williams is a physician assistant practicing in Windham, NH. Corey trained at Eastern Virginia Medical School, graduating in 2017. Medicare claims data shows Corey provided 154 services to 142 patients. 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 moderate level of decision making, if using time, 30 minutes or more, and new patient office or other outpatient visit with low level of medical 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.
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
- (603) 890-6330
- Email not available
Practice Locations
125 INDIAN ROCK RD
Windham, NH 03087
Procedures Most Often Billed to Medicare
154 services · 142 patients · 4 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 |
63 | As often as other 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 |
51 | As often as other 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 |
23 | As often as other peers in Physician Assistant |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
17 |
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 7
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 7
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 — 17 related providers in 3 groups
Other physician assistants in Windham 2
Same specialty, same city.
Trained at Eastern Virginia Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 2017 at Eastern Virginia Medical School 7
Providers who graduated from the same medical school in the same year.
Common questions
What does Corey D. Williams specialize in?
Corey D. Williams is a physician assistant in Windham, NH. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Corey D. Williams located?
Corey D. Williams is listed at 125 Indian Rock Rd, Windham, NH 03087. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Corey D. Williams's phone number?
The number on file is (603) 890-6330. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Corey D. Williams?
Corey D. Williams's National Provider Identifier is 1205352259. 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 Corey D. Williams train?
Corey D. Williams attended Eastern Virginia Medical School, graduating in 2017. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Corey D. Williams have?
Corey D. Williams has 9 years experience. Calculated from a graduation year of 2017, reported in the CMS National Downloadable File.
CMS public data
What does Corey D. Williams do most often?
According to Medicare billing data, Corey D. Williams 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 Corey D. Williams's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Corey D. Williams. 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.