Physician Profile

David R. Gruen, MD

Unclaimed Profile

About Dr. Gruen

David R. Gruen, MD practices diagnostic radiology in Stamford, CT. Medicare claims data shows David provided 2,308 services to 2,290 patients. The services billed most often include screening mammography, screening 3d breast mammography, and screening mammography.

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: 2012

Specialty

Diagnostic Radiology (Primary)

Credentials & Licensing

CT license036693
NPI1215901327
NPI issued02/15/2006

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 Dr. Gruen specialize in?

Dr. Gruen is a radiologist in Stamford, CT. That is the designation recorded for this NPI in the federal registry, where it is listed as “Diagnostic Radiology”.

NPI registry

Where is Dr. Gruen located?

Dr. Gruen is listed at 32 Strawberry Hill CT 2Nd Floor Women's Center, Stamford, CT 06902. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Gruen's phone number?

The number on file is (203) 276-4152. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is the NPI for Dr. Gruen?

Dr. Gruen's National Provider Identifier is 1215901327. 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 Dr. Gruen go to medical school?

Dr. Gruen attended Other, graduating in 2012. This comes from the CMS National Downloadable File.

CMS public data

How much experience does Dr. Gruen have?

Dr. Gruen has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.

CMS public data

What does Dr. Gruen do most often?

According to Medicare billing data, Dr. Gruen performs imaging including screening mammography and screening 3d breast mammography. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Is Dr. Gruen's profile verified?

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