MEGAN HAHN CRNA
NPI 1669007654
Nurse Anesthetist, Certified Registered in Saint Louis, MO

Q: What is Megan Hahn's NPI number?

The NPI number for Megan Hahn is 1669007654. It was assigned to this individual provider in the NPPES registry on March 10, 2020.

Q: What is Megan Hahn's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Q: When was this NPI record last updated?

The NPPES record for Megan Hahn was last updated on June 29, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years 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.

Active since March 10, 2020Accepts Medicare Assignment

10010 KENNERLY RD, SAINT LOUIS, MO 63128(636) 386-7222 Get Directions Write a Review

NPPES record last updated: June 29, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 29, 2020, Mar 10, 2020 (2 updates tracked since 2020).

On this page

About Megan Hahn Crna NPPES

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

MEGAN HAHN CRNA (NPI 1669007654) is an individual nurse anesthetist, certified registered in Saint Louis, Missouri, licensed in Missouri (2020018084) and active in the NPI registry since March 2020. She is affiliated with Mercy Hospital South and is a graduate of Other (2020).

NPPES Registry Identity

NPI1669007654

Entity TypeIndividualFemale

Primary Taxonomy367500000X

Provider Legal NameMEGAN HAHNCredential: CRNA

Location Address10010 KENNERLY RDSaint Louis, MO 63128-2106

Mailing AddressPo Box 22407Saint Louis, MO 63126-0407

Phone(636) 386-7222

Sole ProprietorNo

Medical School CMSOtherGraduated 2020

Enumeration DateMarch 10, 2020

Last NPPES UpdateJune 29, 20202 updates tracked since enumeration

NPPES CertifiedJune 29, 2020

✔ NPI 1669007654 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code367500000X

License✔ Licensed in MO · 2020018084

Definition

(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

10010 KENNERLY RD, Saint Louis, MO 63128

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Megan Hahn Crna 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 ID2860816162

PECOS Enrollment IDI20200720003280

Medicare Billing Reassignment

Medicare enrollment records show Megan Hahn reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

South County Anesthesia Associates, Ltd.

Same address

Anesthesiology

10010 KENNERLY RD
Saint Louis, MO 63128

Reassigned Medicare billing, Missouri enrollment
106 clinicians in this Medicare group

NPI 1821031659 (636) 386-7222

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 3

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.

Anesthesia for exam of colon using an endoscope 00812

Anesthesia for a colon examination with an endoscope is a method used to ensure comfort during the procedure. It involves administering medication to help you relax or sleep, thus reducing discomfort as the endoscope, a thin, flexible tube, is navigated through your colon.

20 services20 patients

Anesthesia for procedure to assess heart electrical activity 00537

Anesthesia for a procedure to assess heart electrical activity helps ensure comfort and relaxation. It involves administering medication that either numbs a specific area or makes you sleep temporarily. This allows doctors to safely examine your heart's electrical signals without causing discomfort.

12 services12 patients

Anesthesia for insertion of permanent heart pacemaker 00530

Anesthesia for a permanent heart pacemaker insertion helps to ensure comfort and calmness during the procedure. It's typically a local anesthetic, numbing the area where the pacemaker is inserted. Sedation may also be given to help you relax. You'll be awake, but may not remember the procedure.

11 services11 patients

Hospital Affiliations CMS Care Compare

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

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63128 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

$69.50 typical visit price

range $17.76 – $137.92

Typical copayment $17.37 (range $4.44 – $34.48)

Most-billed visit code 99213

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.

JEREMY STEPHEN COLYER AA

Anesthesiologist Assistant

10010 KENNERLY RD
SAINT LOUIS, MO 63128

St. Louis County (636) 386-7222

REHABILITATION MEDICINE SPECIALISTS, INC.

Physical Medicine & Rehabilitation

10010 KENNERLY RD, 4TH FLOOR - ACUTE REHAB
SAINT LOUIS, MO 63128

St. Louis County (314) 525-4522

DR. MICHAEL D. BAZZANI M.D.

Radiology (Diagnostic Radiology)

10010 KENNERLY RD
SAINT LOUIS, MO 63128

St. Louis County (314) 525-1165

DR. YUNHONG ZHANG MD

Anesthesiology

10010 KENNERLY RD
SAINT LOUIS, MO 63128

St. Louis County (314) 525-1000

REBECCA SUSAN HOPKINS R.D., L.D.

Dietitian, Registered

10010 KENNERLY RD
SAINT LOUIS, MO 63128

St. Louis County (314) 525-1266

RAHUL GUPTA MD

Emergency Medicine

10010 KENNERLY RD
SAINT LOUIS, MO 63128

St. Louis County (314) 525-1906

YIFU F ZHU AA

Anesthesiologist Assistant

10010 KENNERLY RD
SAINT LOUIS, MO 63128

St. Louis County (314) 525-1000

LADONNA L DARKS CRNA

Nurse Anesthetist, Certified Registered

10010 KENNERLY RD
SAINT LOUIS, MO 63128

St. Louis County (636) 386-7222

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 Megan Hahn's NPI number?

The NPI number for Megan Hahn is 1669007654. It was assigned to this individual provider in the NPPES registry on March 10, 2020.

Where is Megan Hahn located?

Megan Hahn practices at 10010 Kennerly Rd, Saint Louis, MO 63128. The listed phone number is (636) 386-7222.

What is Megan Hahn's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Megan Hahn enrolled in Medicare?

Yes. Megan Hahn 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.

Which organization bills Medicare for Megan Hahn's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Megan Hahn reassigns Medicare benefits to South County Anesthesia Associates, Ltd. (Saint Louis, MO). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Megan Hahn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Megan Hahn affiliated with any hospitals?

According to CMS data, Megan Hahn is affiliated with Mercy Hospital South.

When was this NPI record last updated?

The NPPES record for Megan Hahn was last updated on June 29, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years 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.