MS. ANNA BAILEY BERKLEY MD
NPI 1811482250
Hospitalist in Saint Peters, MO

Active since June 27, 2018PECOS EnrolledAccepts Medicare Assignment
201 BJC SAINT PETERS DR STE 100, SAINT PETERS, MO 63376(636) 916-7233(636) 916-7234 Get Directions Write a Review

NPPES record last updated: May 4, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: May 4, 2026, Mar 2, 2026, May 21, 2021 and 1 more (4 updates tracked since 2018).

About Ms. Anna Bailey Berkley Md NPPES

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

MS. ANNA BAILEY BERKLEY MD (NPI 1811482250) is an individual hospitalist provider in Saint Peters, Missouri, licensed in Missouri (2021011320) and active in the NPI registry since June 2018. She is enrolled in Medicare PECOS, is affiliated with Mercy Hospital St Louis, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1811482250
Entity TypeIndividualFemale
Primary Taxonomy208M00000X
Provider Legal NameMS. ANNA BAILEY BERKLEYCredential: MD
Location Address201 BJC SAINT PETERS DR STE 100Saint Peters, MO 63376-3386
Mailing AddressPo Box 959354Saint Louis, MO 63195-9354 · (636) 916-7233 · Fax (636) 916-7234
Fax(636) 916-7234
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateJune 27, 2018
Last NPPES UpdateMay 4, 20264 updates tracked since enumeration
NPPES CertifiedMay 4, 2026
NPI 1811482250 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License Licensed in MO · 2021011320
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedInternal MedicineTaxonomy 207R00000X · License 2021011320 (MO)
201 BJC SAINT PETERS DR STE 100, Saint Peters, MO 63376

Accepted 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

Ms. Anna Bailey Berkley 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 ID4385993971
PECOS Enrollment IDI20210805003031
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 5

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 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.
58 services49 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
57 services57 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.
52 services42 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
26 services25 patients
Influenza vaccine split virus, preservative free 90662
The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.
17 services16 patients

Hospital Affiliations CMS Care Compare 4

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

Mercy Hospital South

Acute Care Hospitals · Saint Louis, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260077
Location10010 Kennerly RoadSaint Louis, MO 63128 · St. Louis County
Emergency services

Ssm Health St Mary's Hospital - St Louis

Acute Care Hospitals · Richmond Heights, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260091
Location6420 Clayton RdRichmond Heights, MO 63117 · 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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63376 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.

Intermittent urinary catheter; straight tip, with or without coating (teflon, silicone, silicone elastomer, or hydrophilic, etc.), each A4351
DME-Orthotic Devices · category DF008N
1 supplier12 claims2,400 services$1.68 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 10

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

Internal Medicine (Endocrinology, Diabetes & Metabolism)
201 BJC SAINT PETERS DR STE 100
SAINT PETERS, MO 63376
Nurse Practitioner (Adult Health)
201 BJC SAINT PETERS DR STE 100
SAINT PETERS, MO 63376
Physician Assistant
201 BJC SAINT PETERS DR STE 100
SAINT PETERS, MO 63376
Nurse Practitioner (Family)
201 BJC SAINT PETERS DR STE 100
SAINT PETERS, MO 63376
Internal Medicine (Endocrinology, Diabetes & Metabolism)
201 BJC SAINT PETERS DR STE 100
SAINT PETERS, MO 63376
Nurse Practitioner
201 BJC SAINT PETERS DR STE 100
SAINT PETERS, MO 63376
Internal Medicine (Endocrinology, Diabetes & Metabolism)
201 BJC SAINT PETERS DR STE 100
SAINT PETERS, MO 63376
Internal Medicine (Endocrinology, Diabetes & Metabolism)
201 BJC SAINT PETERS DR STE 100
SAINT PETERS, MO 63376

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 Anna Bailey Berkley's NPI number?

The NPI number for Anna Bailey Berkley is 1811482250. It was assigned to this individual provider in the NPPES registry on June 27, 2018.

Where is Anna Bailey Berkley located?

Anna Bailey Berkley practices at 201 Bjc Saint Peters Dr Ste 100, Saint Peters, MO 63376. The listed phone number is (636) 916-7233.

What is Anna Bailey Berkley's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Anna Bailey Berkley enrolled in Medicare?

Yes. Anna Bailey Berkley 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 Anna Bailey Berkley 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 Anna Bailey Berkley 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 Anna Bailey Berkley affiliated with any hospitals?

According to CMS data, Anna Bailey Berkley is affiliated with Mercy Hospital St Louis, Mercy Hospital South, Ssm Health St Mary's Hospital - St Louis and Christian Hospital Northeast.

When was this NPI record last updated?

The NPPES record for Anna Bailey Berkley was last updated on May 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.