Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Dennis Ryan Marcelo, MD

Individual provider Interventional Pain Medicine Physician · NPI 1417343559

Dr. Dennis Ryan Marcelo, MD is an Anesthesiology in Jackson, Mississippi. Qualified in 2013, 13 years ago. Practices with Perioperative Services of Mississippi, LLC, a 98-clinician group and accepts Medicare assignment. Licensed in Colorado and Mississippi.

Years since qualifying
13
Licensed in
CO, MS
In the registry since
2015
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1225 N State St
Jackson, MS 39202-2064
Phone: (601) 968-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pain Medicine (Anesthesiology) Physician (primary) Taxonomy 207LP2900X · Licence 33695 (MS)
Interventional Pain Medicine Physician Taxonomy 208VP0014X · Licence DR.0064172 (CO)

Record details

NPI number1417343559
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 15, 2015
Last updated in NPPESMay 19, 2026
Certification dateMay 19, 2026
Mailing address234 E Capitol St, Jackson, MS 39201-2418

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyANESTHESIOLOGY
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice Perioperative Services Of Mississippi, Llc — 98 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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