Physician Profile

Carlos S. Castillo, MD

Unclaimed Profile

About Dr. Castillo

Carlos S. Castillo, MD practices psychiatry in Green Bay, WI. According to Medicare claims data, Carlos cared for 28 Medicare patients across 91 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more and telehealth originating site facility fee.

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

Medical School Other Graduated: 1979

Specialty

Psychiatry (Primary)

Credentials & Licensing

WI license49029
NPI1659358620
NPI issued12/29/2005

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

Accepts Medicare assignmentYes
Telehealth reported to CMSYes
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What is Dr. Castillo's specialty?

Dr. Castillo is a psychiatrist in Green Bay, WI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychiatry”.

NPI registry

Where can I find Dr. Castillo?

Dr. Castillo is listed at 301 E Saint Joseph St, Green Bay, WI 54301. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Dr. Castillo?

The number on file is (920) 433-3630. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Dr. Castillo's NPI number?

Dr. Castillo's National Provider Identifier is 1659358620. 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

What is Dr. Castillo's medical education?

Dr. Castillo attended Other, graduating in 1979. This comes from the CMS National Downloadable File.

CMS public data

How long has Dr. Castillo been practicing?

Dr. Castillo has 47 years experience. Calculated from a graduation year of 1979, reported in the CMS National Downloadable File.

CMS public data

What is Dr. Castillo known for?

According to Medicare billing data, Dr. Castillo 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 Dr. Castillo confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Castillo. 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.