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DR. MICHAEL GREGORY GUINDON M.D.
NPI 1992092423
Pediatrics - Neonatal-Perinatal Medicine in Portsmouth, VA

Active since July 05, 2011PECOS Enrolled
620 JOHN PAUL JONES CIR, PORTSMOUTH, VA 23708(757) 953-5000 Get Directions Write a Review

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

Record update history: Aug 6, 2026, Mar 17, 2018, Jul 31, 2017 and 1 more (4 updates tracked since 2017).

About Dr. Michael Gregory Guindon M.d. NPPES

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

DR. MICHAEL GREGORY GUINDON M.D. (NPI 1992092423) is an individual neonatal-perinatal medicine provider in Portsmouth, Virginia, licensed in Florida (ME115566) and active in the NPI registry since July 2011. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1992092423
Entity TypeIndividualMale
Primary Taxonomy2080N0001X
Provider Legal NameDR. MICHAEL GREGORY GUINDONCredential: M.D.
Location Address620 JOHN PAUL JONES CIRPortsmouth, VA 23708-2111
Mailing Address620 John Paul Jones CirPortsmouth, VA 23708-2111 · (757) 953-5000
Phone(757) 953-5000
Sole ProprietorNo
Enumeration DateJuly 5, 2011
Last NPPES UpdateAugust 6, 20264 updates tracked since enumeration
NPPES CertifiedAugust 6, 2026
✔ NPI 1992092423 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Neonatal-Perinatal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080N0001X
License✔ Licensed in FL · ME115566
Definition
A pediatrician who is the principal care provider for sick newborn infants. Clinical expertise is used for direct patient care and for consulting with obstetrical colleagues to plan for the care of mothers who have high-risk pregnancies.
Also ListedPediatricsTaxonomy 208000000X · License ME115566 (FL)
620 JOHN PAUL JONES CIR, Portsmouth, VA 23708
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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 (PECOS)

Dr. Michael Gregory Guindon M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Michael Guindon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Kapiolani Medical Specialists
4,905 mi
Multi-Specialty
1319 PUNAHOU ST
Honolulu, HI 96826
  • Reassigned Medicare billing, Hawaii enrollment
  • 370 clinicians in this Medicare group
NPI 1124071014 (808) 983-8736

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

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.

MEREDITH TVERDOSI CRNA
Nurse Anesthetist, Certified Registered
620 JOHN PAUL JONES CIR
PORTSMOUTH, VA 23708
Portsmouth City (757) 953-3238
ERIC FRANCIS SULAVA
Emergency Medicine
620 JOHN PAUL JONES CIR, NAVAL MEDICAL CENTER PORTSMOUTH
PORTSMOUTH, VA 23708
Portsmouth City (757) 953-0669
MRS. TIFFNY KUPER RHH
Dental Hygienist
620 JOHN PAUL JONES CIR
PORTSMOUTH, VA 23708
Portsmouth City (757) 953-2711
DR. LAKEISHA GOODE PHARMD
Pharmacist
620 JOHN PAUL JONES CIR
PORTSMOUTH, VA 23708
Portsmouth City (757) 953-7462
JASMINE WOOD MD
Surgery
620 JOHN PAUL JONES CIR
PORTSMOUTH, VA 23708
Portsmouth City (757) 953-1895
NICHOLAS FANSELOW
General Practice
620 JOHN PAUL JONES CIR
PORTSMOUTH, VA 23708
Portsmouth City (757) 953-0669
DR. DAVID JESSEN MD
Military Health Care Provider
620 JOHN PAUL JONES CIR
PORTSMOUTH, VA 23708
Portsmouth City (757) 953-2518
DR. DANIEL VERNON UNGER M.D.
Orthopaedic Surgery
620 JOHN PAUL JONES CIR, NAVAL MEDICAL CENTER
PORTSMOUTH, VA 23708
Portsmouth City (757) 953-1888

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 Michael Guindon's NPI number?

The NPI number for Michael Guindon is 1992092423. It was assigned to this individual provider in the NPPES registry on July 5, 2011.

Where is Michael Guindon located?

Michael Guindon practices at 620 John Paul Jones Cir, Portsmouth, VA 23708. The listed phone number is (757) 953-5000.

What is Michael Guindon's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.

Is Michael Guindon enrolled in Medicare?

Yes. Michael Guindon is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Michael Guindon's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michael Guindon reassigns Medicare benefits to Kapiolani Medical Specialists (Honolulu, HI). 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 Michael Guindon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Michael Guindon was last updated on August 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.