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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. FANG BAI MD
NPI 1639564776
Psychiatry & Neurology - Neurology in Saint Louis, MO

Active since April 06, 2015PECOS EnrolledAccepts Medicare Assignment
845 N NEW BALLAS CT, DIV NEUROLOGY COMMUNITY, STE 202, SAINT LOUIS, MO 63141(557) 747-2529(314) 371-4704 Get Directions Write a Review

NPPES record last updated: July 6, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 6, 2026, Jul 21, 2020, Dec 17, 2018 (3 updates tracked since 2018).

About Dr. Fang Bai Md NPPES

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

DR. FANG BAI MD (NPI 1639564776) is an individual neurology provider in Saint Louis, Missouri, licensed in Missouri (2019005006) and active in the NPI registry since April 2015. She is enrolled in Medicare PECOS, is affiliated with Mercy Hospital Joplin, and is a graduate of Other (1996).

NPPES Registry Identity

NPI1639564776
Entity TypeIndividualFemale
Primary Taxonomy2084N0400X
Provider Legal NameDR. FANG BAICredential: MD
Location Address845 N NEW BALLAS CT, DIV NEUROLOGY COMMUNITY, STE 202Saint Louis, MO 63141-7134
Mailing AddressPo Box 7412011Chicago, IL 60674-2011 · (557) 747-2529 · Fax (314) 371-4704
Phone(557) 747-2529
Fax(314) 371-4704
Sole ProprietorNo
Medical School CMSOtherGraduated 1996
Enumeration DateApril 6, 2015
Last NPPES UpdateJuly 6, 20263 updates tracked since enumeration
NPPES CertifiedJuly 21, 2020
✔ NPI 1639564776 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in MO · 2019005006
Definition

A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

845 N NEW BALLAS CT, Saint Louis, MO 63141
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Other Identifiers 1

Medicaid200077700MO

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Sunflower Health Plan and more.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. Fang Bai 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 ID3577872878
PECOS Enrollment IDI20200909000395
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 11

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.
169 services150 patients
Measurement of brain wave activity (eeg), awake and asleep 95819
The measurement of brain wave activity, known as an EEG, records the brain's electrical signals. It's performed when you're awake and asleep to monitor your brain's functioning. It helps in diagnosing conditions like epilepsy, sleep disorders, and other neurological issues.
122 services121 patients
Measurement of brain wave activity with video (veeg), 12-26 hours with review and report by health care professional 95720
This procedure monitors brain wave activity over 12-26 hours using Video EEG (VEEG). It involves recording brain waves and video to detect irregularities. A healthcare professional will review the data and provide a report. It's non-invasive and safe.
108 services78 patients
Measurement of brain wave activity (eeg), 2-12 hours with health care professional review and report 95717
This procedure records your brain's electrical activity for 2-12 hours. It's known as an EEG. A healthcare professional applies sensors to your scalp. These sensors capture brain wave patterns which are reviewed and reported on to assist in diagnosing various conditions.
62 services61 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
53 services53 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
48 services46 patients

Hospital Affiliations CMS Care Compare 3

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

Mercy Hospital Joplin

Acute Care Hospitals · Joplin, MO
1/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number260001
Location100 Mercy WayJoplin, MO 64804 · Jasper County
Emergency services Birthing friendly

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

Mercy Hospital Ada

Acute Care Hospitals · Ada, OK
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number370020
Location430 North Monte VistaAda, OK 74820 · Pontotoc County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63141 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.

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.

CREVE COEUR SURGERY CENTER, LLC
Clinic/Center (Ambulatory Surgical)
845 N NEW BALLAS CT, SUITE 100
CREVE COEUR, MO 63141
St. Louis County (314) 872-7100
DR. DAVID CAPLIN M.D.
Surgery (Plastic and Reconstructive Surgery)
845 N NEW BALLAS CT, SUITE 300
SAINT LOUIS, MO 63141
St. Louis County (314) 569-0130
SCOTT WILLIAM ZEHNDER M.D.
Orthopaedic Surgery (Sports Medicine)
845 N NEW BALLAS CT, 2ND FLOOR
SAINT LOUIS, MO 63141
St. Louis County (314) 983-4700
CREVE COEUR SURGERY CENTER LLC
Clinic/Center (Ambulatory Surgical)
845 N NEW BALLAS CT, SUITE 100
CREVE COEUR, MO 63141
St. Louis County (314) 872-7100
DR. LAIRD HENRY VERMONT MD
Pediatrics
845 N NEW BALLAS CT, STE 205
SAINT LOUIS, MO 63141
St. Louis County (314) 859-4460
DR. KSENIJA KOS MD
Psychiatry & Neurology (Neurology)
845 N NEW BALLAS CT, DIV NEUROLOGY COMMUNITY, STE 202
SAINT LOUIS, MO 63141
St. Louis County (557) 747-2529
ELIZABETH ERKER
Dietitian, Registered
845 N NEW BALLAS CT, 2ND FLOOR
SAINT LOUIS, MO 63141
St. Louis County (314) 983-4700
DR. JAMES P EMANUEL M.D.
Orthopaedic Surgery
845 N NEW BALLAS CT, STE 130
CREVE COEUR, MO 63141
St. Louis County (314) 997-1777

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 Fang Bai's NPI number?

The NPI number for Fang Bai is 1639564776. It was assigned to this individual provider in the NPPES registry on April 6, 2015.

Where is Fang Bai located?

Fang Bai practices at 845 N New Ballas Ct Div Neurology Community, Ste 202, Saint Louis, MO 63141. The listed phone number is (557) 747-2529.

What is Fang Bai's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Fang Bai enrolled in Medicare?

Yes. Fang Bai 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 Fang Bai accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health and Ambetter from Sunflower Health Plan and 5 other insurers list Fang Bai 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 Fang Bai affiliated with any hospitals?

According to CMS data, Fang Bai is affiliated with Mercy Hospital Joplin, Mercy Hospital St Louis and Mercy Hospital Ada.

When was this NPI record last updated?

The NPPES record for Fang Bai was last updated on July 6, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.