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Edit this profileAt a glance
- 3991 Highway 78 W Ste 203, Snellville, GA 30039
About Charles Guillaume
Charles P. Guillaume, PMHNP is a nurse practitioner based in Snellville, GA. Charles is also listed as specializing in nurse practitioner — psychiatric/mental health and registered nurse. Medicare claims data shows Charles provided 438 services to 129 patients. The services billed most often include psychotherapy with evaluation and management visit, 30 minutes and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. The provider's National Provider Identifier (NPI) is 1114322419.
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
- (770) 978-9393
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
3991 HIGHWAY 78 W STE 203
Snellville, GA 30039
Procedures Most Often Billed to Medicare
438 services · 129 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Psychotherapy with evaluation and management visit, 30 minutes | Treatment | 90833 |
223 | More often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
215 | More often than most peers in Nurse Practitioner |
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 nurse practitioners at this location 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
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 — 31 related providers in 4 groups
Other nurse practitioners in Snellville 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2014 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Psychotherapy with evaluation and management visit, 30 minutes 7
Providers in GA who bill this service to Medicare most often.
Common questions
What does Charles P. Guillaume specialize in?
Charles P. Guillaume is a nurse practitioner in Snellville, GA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Charles P. Guillaume located?
Charles P. Guillaume is listed at 3991 Highway 78 W Ste 203, Snellville, GA 30039. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Charles P. Guillaume's phone number?
The number on file is (770) 978-9393. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Charles P. Guillaume?
Charles P. Guillaume's National Provider Identifier is 1114322419. 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 Charles P. Guillaume train?
Charles P. Guillaume attended Other, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Charles P. Guillaume have?
Charles P. Guillaume has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
What does Charles P. Guillaume do most often?
According to Medicare billing data, Charles P. Guillaume provides treatments such as psychotherapy with evaluation and management visit, 30 minutes, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Charles P. Guillaume's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Charles P. Guillaume. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.