DR. CAITLIN BRENNAN WELLBORN (MD) – Emergency Medicine Physician, NPI 1134780711

DR. CAITLIN BRENNAN WELLBORN (MD) is a healthcare provider. based in Saint louis, Missouri. specializing in EMERGENCY MEDICINE. They hold the professional credentials MD. They hold a License No. 2019021248 (MO). The NPI Number for DR. CAITLIN BRENNAN WELLBORN (MD) is 1134780711

Main info

Female
7 Years Of Experience
Accepts Medicare Assignment
Name
DR. CAITLIN BRENNAN WELLBORN (MD)
NPI
1134780711
Phone
(314) 362-5000
Address
660 S EUCLID AVE
Enumeration Date
25 June 2019
Last Update Date
12 June 2023

Doctor Profile

Medical School Name
UNIVERSITY OF ARKANSAS COLLEGE OF MEDICINE
Secondary Phone
5015523000
Graduation Year
2019 (7 years ago)
PAC ID
7911233127
Group Practice PAC ID
6901228154
Professional Enrollment ID
I20230629003906
Address ID
AR722055423LI2XXXXCIRX400
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience45
Completeness75
Years active:6State licenses:2Digital endpointsOther names

1,354 EMERGENCY MEDICINE in MO

Provider Addresses for DR. CAITLIN BRENNAN WELLBORN (MD)

  • 660, South Euclid Avenue, Central West End, City of Saint Louis, Missouri, 63110, United States

    EMERGENCY MEDICINE BOX 8072

    SAINT LOUIS, MO 631101010

    Phone: (314) 362-5000

    Type: Mailing

  • 1 BARNES JEW HOSP PLZ

    SAINT LOUIS, MO 631101003

    Phone: (314) 362-5000

    Type: Location

  • 2 SAINT VINCENT CIR

    LITTLE ROCK, AR 722055423

    Phone:

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2023-06-29

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20230629003906IEmergency MedicineARTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99285Emergency department visit with high level of medical decision making117114$0
93010Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only8582$0
99284Emergency department visit with moderate level of medical decision making2929$0
99291Critical care, first 30-74 minutes2424$0
View full utilization report →

Insurance plans in this area (ZIP 63110)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 6901228154View full group profile
NameSpecialtyState
Emergency MedicineAR
Emergency MedicineAR
Emergency MedicineAR
Family PracticeMO
Family PracticeOH
Emergency MedicineNM
Emergency MedicineAR
Emergency MedicineKY
Emergency MedicineKY
Emergency MedicineAR

Reviews

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Frequently asked questions

How do I look up DR. CAITLIN BRENNAN WELLBORN (MD) by NPI?
Use NPI 1134780711 when you need to reference DR. CAITLIN BRENNAN WELLBORN (MD) in forms, claims, or directories.
Is DR. CAITLIN BRENNAN WELLBORN (MD)'s NPI currently valid?
The extract we use shows DR. CAITLIN BRENNAN WELLBORN (MD) as active.
Can you summarize DR. CAITLIN BRENNAN WELLBORN (MD)'s specialty in plain language?
Clinically, the directory lists DR. CAITLIN BRENNAN WELLBORN (MD) with Emergency Medicine Physician. Clinical services aligned with this taxonomy classification.
What location shows for DR. CAITLIN BRENNAN WELLBORN (MD)?
We surface Saint Louis, Missouri for DR. CAITLIN BRENNAN WELLBORN (MD) based on available NPPES addresses.
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.

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