Physician Profile

Gwen B. Griffen, M.D.

Unclaimed Profile

About Dr. Griffen

Gwen B. Griffen, M.D. practices internal medicine in Springfield, IL. Gwen is a 2008 graduate of Southern Illinois University School of Medicine. Medicare claims data shows Gwen provided 478 services to 273 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, hospital discharge day management, more than 30 minutes, and initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes.

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.

Specialty

INTERNAL MEDICINE (Primary)

Credentials & Licensing

IL license036134294
NPI1326215971
NPI issued05/13/2008

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
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 does Gwen B. Griffen specialize in?

Gwen B. Griffen is an internal medicine in Springfield, IL. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where is Gwen B. Griffen located?

Gwen B. Griffen is listed at 701 N 1St St, Springfield, IL 62781. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Gwen B. Griffen's phone number?

The number on file is (217) 528-7541. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is the NPI for Gwen B. Griffen?

Gwen B. Griffen's National Provider Identifier is 1326215971. 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 Gwen B. Griffen train?

Gwen B. Griffen attended Southern Illinois University School of Medicine, graduating in 2008. This comes from the CMS National Downloadable File.

CMS public data

How much experience does Gwen B. Griffen have?

Gwen B. Griffen has 18 years experience. Calculated from a graduation year of 2008, reported in the CMS National Downloadable File.

CMS public data

What does Gwen B. Griffen do most often?

According to Medicare billing data, Gwen B. Griffen 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 Gwen B. Griffen's profile verified?

Not yet. This profile is built from public federal data and has not been confirmed by Gwen B. Griffen. 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.