Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ASHLEY NICOLE WILLIAMS-FARMER DO
NPI 1912388943
Family Medicine in Ballwin, MO

Active since June 16, 2015PECOS EnrolledAccepts Medicare Assignment
13861 MANCHESTER RD, BALLWIN, MO 63011(636) 220-9333 Get Directions Write a Review

NPPES record last updated: August 18, 2026. Verified against the NPPES registry weekly; last sync: September 13, 2026.

Record update history: Aug 18, 2026, Mar 3, 2021, Sep 22, 2020 (3 updates tracked since 2020).

About Ashley Nicole Williams-farmer Do NPPES

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

ASHLEY NICOLE WILLIAMS-FARMER DO (NPI 1912388943) is an individual family medicine provider in Ballwin, Missouri, licensed in Missouri (2018025922) and active in the NPI registry since June 2015. She is enrolled in Medicare PECOS, is affiliated with Missouri Baptist Medical Center, and is a graduate of Other (2015).

NPPES Registry Identity

NPI1912388943
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameASHLEY NICOLE WILLIAMS-FARMERCredential: DO
Location Address13861 MANCHESTER RDBallwin, MO 63011-4503
Mailing Address13861 Manchester RdBallwin, MO 63011-4503 · (636) 220-9333
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateJune 16, 2015
Last NPPES UpdateAugust 18, 20263 updates tracked since enumeration
NPPES CertifiedAugust 18, 2026
NPI 1912388943 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Licenses Licensed in MO · 2018025922 Licensed in SC · LL37642
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
13861 MANCHESTER RD, Ballwin, MO 63011

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

Ashley Nicole Williams-farmer Do 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 ID6406135078
PECOS Enrollment IDI20181002000177
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 17

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.

Injection, dexamethasone sodium phosphate, 1 mg J1100
Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.
160 services23 patients
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.
95 services87 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
78 services74 patients
Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 87635
This is a lab test that detects the presence of COVID-19 in your body. It uses a technique to amplify the virus's genetic material, either DNA or RNA, making it easier to identify. A positive result indicates an active infection.
74 services73 patients
Detection test by nucleic acid for multiple types influenza virus 87502
A detection test by nucleic acid for multiple types of influenza virus is a diagnostic procedure. It identifies the genetic material of the virus in your body. It's highly accurate and can distinguish between different flu strains, helping in prompt and precise treatment.
58 services58 patients
X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
49 services46 patients

Hospital Affiliations CMS Care Compare 3

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

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

Christian Hospital Northeast

Acute Care Hospitals · Saint Louis, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260180
Location11133 Dunn RoadSaint Louis, MO 63136 · St. Louis County
Emergency services

Progress West Hospital

Acute Care Hospitals · O Fallon, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260219
Location2 Progress Point PkwyO Fallon, MO 63368 · St. Charles County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63011 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
$86.32 typical visit price
range $55.65 – $169.38
Typical copayment $21.58 (range $13.91 – $42.34)
Most-billed visit code 99203
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.

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
1 supplier14 claims14 services$192.28 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 15

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

Nurse Practitioner (Family)
13861 MANCHESTER RD
BALLWIN, MO 63011
Nurse Practitioner (Family)
13861 MANCHESTER RD
BALLWIN, MO 63011
Emergency Medicine
13861 MANCHESTER RD
BALLWIN, MO 63011
Physician Assistant
13861 MANCHESTER RD
BALLWIN, MO 63011
Physician Assistant
13861 MANCHESTER RD
BALLWIN, MO 63011
Clinic/Center (Urgent Care)
13861 MANCHESTER RD
BALLWIN, MO 63011
Nurse Practitioner (Family)
13861 MANCHESTER RD
MANCHESTER, MO 63011
Physician Assistant
13861 MANCHESTER RD
MANCHESTER, MO 63011

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 Ashley Williams-farmer's NPI number?

The NPI number for Ashley Williams-farmer is 1912388943. It was assigned to this individual provider in the NPPES registry on June 16, 2015.

Where is Ashley Williams-farmer located?

Ashley Williams-farmer practices at 13861 Manchester Rd, Ballwin, MO 63011. The listed phone number is (636) 220-9333.

What is Ashley Williams-farmer's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Ashley Williams-farmer enrolled in Medicare?

Yes. Ashley Williams-farmer 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.

Is Ashley Williams-farmer affiliated with any hospitals?

According to CMS data, Ashley Williams-farmer is affiliated with Missouri Baptist Medical Center, Christian Hospital Northeast and Progress West Hospital.

When was this NPI record last updated?

The NPPES record for Ashley Williams-farmer was last updated on August 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 28 days 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.