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DR. NEIL WILLIAM FREDERICKSON M.D.
NPI 1245385327
Internal Medicine - Gastroenterology in Saint Louis, MO

Active since January 25, 2007
1035 BELLEVUE AVE, 407, SAINT LOUIS, MO 63117(314) 645-1344(314) 645-6457 Get Directions Write a Review

NPPES record last updated: November 29, 2016. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Neil William Frederickson M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. NEIL WILLIAM FREDERICKSON M.D. (NPI 1245385327) is an individual gastroenterology provider in Saint Louis, Missouri, licensed in Missouri (R8D71) and active in the NPI registry since January 2007.

NPPES Registry Identity

NPI1245385327
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. NEIL WILLIAM FREDERICKSONCredential: M.D.
Location Address1035 BELLEVUE AVE, 407Saint Louis, MO 63117-1854
Mailing Address1035 Bellevue Ave, 204Saint Louis, MO 63117-1854 · (314) 645-1344 · Fax (314) 645-6457
Phone(314) 645-1344
Fax(314) 645-6457
Sole ProprietorNo
Enumeration DateJanuary 25, 2007
Last NPPES UpdateNovember 29, 2016
✔ NPI 1245385327 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in MO · R8D71
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
1035 BELLEVUE AVE, Saint Louis, MO 63117
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Other Identifiers 1

Medicare UPINA13143MO

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. JUDITH ANN DIETZLER RPH
Pharmacist
1035 BELLEVUE AVE, CLAYTON HEALTH SERVICES PHARMACY
SAINT LOUIS, MO 63117
St. Louis County (314) 768-8870
SSM HEALTH CARE ST LOUIS
Pharmacy (Community/Retail Pharmacy)
1035 BELLEVUE AVE
SAINT LOUIS, MO 63117
St. Louis County (314) 768-8870
SSM MEDICAL GROUP
Clinic/Center
1035 BELLEVUE AVE, SUITE 305
SAINT LOUIS, MO 63117
St. Louis County (314) 644-6161
GENERATIONS FAMILY MEDICINE PC
Family Medicine
1035 BELLEVUE AVE, SUITE 206
ST LOUIS, MO 63117
St. Louis County (314) 781-4922
WELLNESS HEALTHCARE ASSOCIATES, INC
Family Medicine
1035 BELLEVUE AVE, STE 401
SAINT LOUIS, MO 63117
St. Louis County (314) 781-0361
SSM MEDICAL GROUP
Clinic/Center
1035 BELLEVUE AVE, SUITE 502
SAINT LOUIS, MO 63117
St. Louis County (314) 638-3600
SSM MEDICAL GROUP
Clinic/Center (Medical Specialty)
1035 BELLEVUE AVE, SUITE 500
SAINT LOUIS, MO 63117
St. Louis County (314) 647-1115
DAVID ALAN WACHTER RPH
Pharmacist
1035 BELLEVUE AVE
SAINT LOUIS, MO 63117
St. Louis County (314) 768-8870

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Neil Frederickson's NPI number?

The NPI number for Neil Frederickson is 1245385327. It was assigned to this individual provider in the NPPES registry on January 25, 2007.

Where is Neil Frederickson located?

Neil Frederickson practices at 1035 Bellevue Ave 407, Saint Louis, MO 63117. The listed phone number is (314) 645-1344.

What is Neil Frederickson's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

When was this NPI record last updated?

The NPPES record for Neil Frederickson was last updated on November 29, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.