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Physician Profile

John W. Longwell, M.D.

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At a glance

About Dr. Longwell

Based in Houston, TX, John W. Longwell, M.D. is listed in the NPI registry under anesthesiology. John graduated from University of Texas Medical Branch at Galveston in 1998. According to Medicare claims data, the services billed most often include ultrasonic guidance for needle placement. NPI 1023198900 identifies this record in the national registry.

Factual summary compiled by Guide.md from public records; not written by this provider.

Specialty

Anesthesiology (Primary)

Credentials & Licensing

TX licenceAs reported to the NPI registry
No. L3735As reported
NPINational Provider Identifier
1023198900Issued 2006

As reported to the NPI registry ↗

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 is John W. Longwell's specialty?

John W. Longwell is an anesthesiologist in Houston, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.

NPI registry

Where can I find John W. Longwell?

John W. Longwell is listed at 1500 Citywest Blvd Ste. 300, Houston, TX 77042. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact John W. Longwell?

The number on file is (713) 620-4000. Contact the office directly to confirm availability and scheduling.

NPI registry

What is John W. Longwell's NPI number?

John W. Longwell's National Provider Identifier is 1023198900. 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 John W. Longwell's education?

John W. Longwell attended University of Texas Medical Branch at Galveston, graduating in 1998. This comes from the CMS National Downloadable File.

CMS public data

How long has John W. Longwell been practicing?

John W. Longwell has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.

CMS public data

What is John W. Longwell known for?

According to Medicare billing data, John W. Longwell performs imaging including ultrasonic guidance for needle placement. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Has John W. Longwell confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by John W. Longwell. If this is you, claiming it is free.

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