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GLYNIS A WALSH MD
NPI 1477505188
Specialist in Norwalk, CT

Active since May 17, 2006PECOS EnrolledAccepts Medicare Assignment
34 MAPLE STREET, NORWALK HOSPITAL EMERGENCY DEPARTMENT, NORWALK, CT 06852(203) 852-2281(203) 855-3705 Get Directions Write a Review

NPPES record last updated: November 6, 2007. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Glynis A Walsh Md NPPES

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

GLYNIS A WALSH MD (NPI 1477505188) is an individual specialist in Norwalk, Connecticut, licensed in Tennessee (MD34706) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS, is affiliated with Ascension Saint Thomas Hospital, and is a graduate of Georgetown University School Of Medicine (1998).

NPPES Registry Identity

NPI1477505188
Entity TypeIndividualFemale
Primary Taxonomy174400000X
Provider Legal NameGLYNIS A WALSHCredential: MD
Location Address34 MAPLE STREET, NORWALK HOSPITAL EMERGENCY DEPARTMENTNorwalk, CT 06852
Mailing Address18 W End AveOld Greenwich, CT 06870-1605 · (203) 344-1982
Phone(203) 852-2281
Fax(203) 855-3705
Sole ProprietorNo
Medical School CMSGeorgetown University School Of MedicineGraduated 1998
Enumeration DateMay 17, 2006
Last NPPES UpdateNovember 6, 2007
✔ NPI 1477505188 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in TN · MD34706
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
34 MAPLE STREET, Norwalk, CT 06852
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Other Identifiers 3

Medicare UPINH36411TN
Medicare ID-Type Unspecified3864008TN
Medicaid3864007TN

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Insurance Company.Insurance ›

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

Glynis A Walsh 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 ID8921179144
PECOS Enrollment IDI20150727000877
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.

Medicare Billing Reassignment

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

Middle Tennessee Emergency Physicians PC
799 mi
Emergency Medicine
2000 CHURCH STREET, EMERGENCY DEPT
Nashville, TN 37236
  • Reassigned Medicare billing, Tennessee enrollment
  • Medicare enrollment name: Middle Tennessee Emergency Physicians, P.C.
  • 225 clinicians in this Medicare group
NPI 1194758979 (615) 284-5555

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 4

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
102 services101 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
97 services93 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
19 services19 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
17 services14 patients

Hospital Affiliations CMS Care Compare

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

Ascension Saint Thomas Hospital

Acute Care Hospitals · Nashville, TN
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number440082
Location4220 Harding Rd, PO Box 380Nashville, TN 37205 · Davidson County
Emergency services Birthing friendly

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 Glynis Walsh's NPI number?

The NPI number for Glynis Walsh is 1477505188. It was assigned to this individual provider in the NPPES registry on May 17, 2006.

Where is Glynis Walsh located?

Glynis Walsh practices at 34 Maple Street Norwalk Hospital Emergency Department, Norwalk, CT 06852. The listed phone number is (203) 852-2281.

What is Glynis Walsh's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Glynis Walsh enrolled in Medicare?

Yes. Glynis Walsh 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 Glynis Walsh's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Glynis Walsh reassigns Medicare benefits to Middle Tennessee Emergency Physicians PC (Nashville, TN). 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 Glynis Walsh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Glynis Walsh accept?

Health plans from Oscar Insurance Company list Glynis Walsh 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 Glynis Walsh affiliated with any hospitals?

According to CMS data, Glynis Walsh is affiliated with Ascension Saint Thomas Hospital.

When was this NPI record last updated?

The NPPES record for Glynis Walsh was last updated on November 6, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.