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DR. MELVIN J BUTLER MD
NPI 1841278850
Internal Medicine in Clayton, MO

Active since January 09, 2006PECOS EnrolledAccepts Medicare Assignment
950 FRANCIS PL, STE 317, CLAYTON, MO 63105(314) 721-6936(314) 721-6915 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

About Dr. Melvin J Butler Md NPPES

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

DR. MELVIN J BUTLER MD (NPI 1841278850) is an individual internal medicine provider in Clayton, Missouri, licensed in Missouri (108197) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital St Louis, and is a graduate of University Of Missouri, Columbia School Of Medicine (1992).

NPPES Registry Identity

NPI1841278850
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. MELVIN J BUTLERCredential: MD
Location Address950 FRANCIS PL, STE 317Clayton, MO 63105-2465
Mailing Address950 Francis Pl, Ste 317Clayton, MO 63105-2465 · (314) 721-6936 · Fax (314) 721-6915
Phone(314) 721-6936
Fax(314) 721-6915
Sole ProprietorNo
Medical School CMSUniversity Of Missouri, Columbia School Of MedicineGraduated 1992
Enumeration DateJanuary 9, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1841278850 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MO · 108197
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
950 FRANCIS PL, Clayton, MO 63105
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Other Identifiers 6

Other107860Bcbs Mo
Other97986Ghp
Other1770Healthcare Usa
Other0402566Uhc
Other335147Healthlink
OtherG13037Mercy

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Melvin J Butler Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8628267408
PECOS Enrollment IDI20110110000358
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.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
268 services81 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
49 services34 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Mercy Hospital St Louis

Acute Care Hospitals · Saint Louis, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260020
Location615 New Ballas RoadSaint Louis, MO 63141 · St. Louis County
Emergency services Birthing friendly

Missouri Baptist Medical Center

Acute Care Hospitals · Town And Country, MO
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260108
Location3015 N Ballas RdTown And Country, MO 63131 · St. Louis County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63105 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
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Enteral formula, nutritionally complete, for special metabolic needs, excludes inherited disease of metabolism, includes altered composition of proteins, fats, carbohydrates, vitamins and/or minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit B4154
Other-Enteral and Parenteral · category OB006N
1 supplier12 claims5,891 services$0.59 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

DR. ELIZABETH B SPATARO DMD
Dentist
950 FRANCIS PL, #206
SAINT LOUIS, MO 63105
St. Louis County (314) 721-1660
W DAVID KISTLER JR MD LLC
Internal Medicine
950 FRANCIS PL, STE 113
SAINT LOUIS, MO 63105
St. Louis County (314) 721-0411
SPECIALISTS IN INTERNAL MEDICINE, PC
Internal Medicine
950 FRANCIS PL, STE 317
CLAYTON, MO 63105
St. Louis County (314) 721-6936
DEBORAH LONG COON DMD PC
Dentist
950 FRANCIS PL, STE 302
SAINT LOUIS, MO 63105
St. Louis County (314) 726-5553
DAVID MASON PHD PC
Audiologist
950 FRANCIS PL, SUITE 200
CLAYTON, MO 63105
St. Louis County (314) 725-2686
TAWANA SPANN PHYSICAL THERAPY LLC
Clinic/Center (Physical Therapy)
950 FRANCIS PL, STE 205
SAINT LOUIS, MO 63105
St. Louis County (314) 627-1777
MICHAEL J. HOFFMANN D.D.S.
Dentist (General Practice)
950 FRANCIS PL, SUITE 305
SAINT LOUIS, MO 63105
St. Louis County (314) 861-7844
MRS. LYDIA M. SEIBERT P.T.
Physical Therapist
950 FRANCIS PL
CLAYTON, MO 63105
St. Louis County (314) 726-1186

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 Melvin Butler's NPI number?

The NPI number for Melvin Butler is 1841278850. It was assigned to this individual provider in the NPPES registry on January 9, 2006.

Where is Melvin Butler located?

Melvin Butler practices at 950 Francis Pl Ste 317, Clayton, MO 63105. The listed phone number is (314) 721-6936.

What is Melvin Butler's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Melvin Butler enrolled in Medicare?

Yes. Melvin Butler is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Melvin Butler accept?

Health plans from UnitedHealthcare list Melvin Butler as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Melvin Butler affiliated with any hospitals?

According to CMS data, Melvin Butler is affiliated with Mercy Hospital St Louis and Missouri Baptist Medical Center.

When was this NPI record last updated?

The NPPES record for Melvin Butler was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.