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DR. DIANE F MERRITT MD
NPI 1437172459
Obstetrics & Gynecology - Gynecology in Saint Louis, MO

Active since July 25, 2006PECOS Enrolled
4901 FOREST PARK AVE STE 710, STE 710, SAINT LOUIS, MO 63108(314) 273-4724(314) 747-1481 Get Directions Write a Review

NPPES record last updated: November 27, 2023. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Dec 20, 2016, Nov 14, 2016, Oct 1, 2015 (3 updates tracked since 2015).

About Dr. Diane F Merritt Md NPPES

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

DR. DIANE F MERRITT MD (NPI 1437172459) is an individual gynecology provider in Saint Louis, Missouri, licensed in Missouri (R7459) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1437172459
Entity TypeIndividualFemale
Primary Taxonomy207VG0400X
Provider Legal NameDR. DIANE F MERRITTCredential: MD
Location Address4901 FOREST PARK AVE STE 710, STE 710Saint Louis, MO 63108-1402
Mailing Address660 S Euclid Ave, C B 8064Saint Louis, MO 63110-1010 · (314) 273-4724 · Fax (314) 747-1481
Phone(314) 273-4724
Fax(314) 747-1481
Sole ProprietorNo
Enumeration DateJuly 25, 2006
Last NPPES UpdateNovember 27, 20233 updates tracked since enumeration
✔ NPI 1437172459 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & Gynecology · GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207VG0400X
License✔ Licensed in MO · R7459
Definition
A physician who specializes in diagnosis, treatment, and management of patients with gynecologic conditions. Source: National Uniform Claim Committee
4901 FOREST PARK AVE STE 710, Saint Louis, MO 63108
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Other Identifiers 2

Medicaid200729317MO
Medicaid0351975109IL

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Diane F Merritt Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer– Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63108 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$128.28 typical visit price
range $55.65 – $169.38
Typical copayment $32.07 (range $13.91 – $42.34)
Most-billed visit code 99204
Established Patient
$69.50 typical visit price
range $17.76 – $137.92
Typical copayment $17.37 (range $4.44 – $34.48)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 8

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

DR. NAAZANENE MARYAM VATAN MD
Obstetrics & Gynecology
4901 FOREST PARK AVE STE 710
SAINT LOUIS, MO 63108
St. Louis City (314) 362-7135
DR. GEORGE A MACONES MD
Obstetrics & Gynecology (Maternal & Fetal Medicine)
4901 FOREST PARK AVE STE 710, STE 710
SAINT LOUIS, MO 63108
St. Louis City (314) 454-8181
MORGAN ROSE WILT TIMM MD, PHD
Student in an Organized Health Care Education/Training Program
4901 FOREST PARK AVE STE 710
SAINT LOUIS, MO 63108
St. Louis City (314) 362-4211
DR. ERIN K JOHNSON MD
Obstetrics & Gynecology
4901 FOREST PARK AVE STE 710
SAINT LOUIS, MO 63108
St. Louis City (206) 834-4100
DR. ALISON GALE CAHILL MD
Obstetrics & Gynecology (Maternal & Fetal Medicine)
4901 FOREST PARK AVE STE 710, STE 710
SAINT LOUIS, MO 63108
St. Louis City (314) 454-8181
ANDREA DARCY O'RIORDAN
Obstetrics & Gynecology
4901 FOREST PARK AVE STE 710
SAINT LOUIS, MO 63108
St. Louis City (314) 362-4211
DR. DONALD M NELSON MD
Obstetrics & Gynecology (Maternal & Fetal Medicine)
4901 FOREST PARK AVE STE 710, STE 710
SAINT LOUIS, MO 63108
St. Louis City (314) 454-8181
DR. COLLEEN PATRICIA MCNICHOLAS DO
Obstetrics & Gynecology (Gynecology)
4901 FOREST PARK AVE STE 710, STE 710
SAINT LOUIS, MO 63108
St. Louis City (314) 362-4211

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 Diane Merritt's NPI number?

The NPI number for Diane Merritt is 1437172459. It was assigned to this individual provider in the NPPES registry on July 25, 2006.

Where is Diane Merritt located?

Diane Merritt practices at 4901 Forest Park Ave Ste 710 Ste 710, Saint Louis, MO 63108. The listed phone number is (314) 273-4724.

What is Diane Merritt's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Gynecology, with taxonomy code 207VG0400X.

Is Diane Merritt enrolled in Medicare?

Yes. Diane Merritt is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Diane Merritt was last updated on November 27, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.