JOHN GRUNYK MD
NPI 1871053744
Pediatrics - Pediatric Critical Care Medicine in Atlanta, GA

Q: What is John Grunyk's NPI number?

The NPI number for John Grunyk is 1871053744. It was assigned to this individual provider in the NPPES registry on March 25, 2019.

Q: What is John Grunyk's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Critical Care Medicine, with taxonomy code 2080P0203X.

Q: When was this NPI record last updated?

The NPPES record for John Grunyk was last updated on August 31, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.

Active since March 25, 2019PECOS Enrolled

2220 N DRUID HILLS RD NE, ATLANTA, GA 30329(404) 785-2344 Get Directions Write a Review

NPPES record last updated: August 31, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About John Grunyk Md NPPES

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

JOHN GRUNYK MD (NPI 1871053744) is an individual pediatric critical care medicine provider in Atlanta, Georgia, licensed in Georgia (104763) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1871053744

Entity TypeIndividualMale

Primary Taxonomy2080P0203X

Provider Legal NameJOHN GRUNYKCredential: MD

Location Address2220 N DRUID HILLS RD NEAtlanta, GA 30329-3117

Mailing Address2220 N Druid Hills Rd NeAtlanta, GA 30329-3117

Phone(404) 785-2344

Sole ProprietorNo

Medical School CMSOtherGraduated 2019

Enumeration DateMarch 25, 2019

Last NPPES UpdateAugust 31, 2025

NPPES CertifiedAugust 31, 2025

✔ NPI 1871053744 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Pediatric Critical Care MedicineAllopathic & Osteopathic Physicians

Taxonomy Code2080P0203X

License✔ Licensed in GA · 104763

Definition

A pediatrician expert in advanced life support for children from the term or near-term neonate to the adolescent. This competence extends to the critical care management of life-threatening organ system failure from any cause in both medical and surgical patients and to the support of vital physiological functions. This specialist may have administrative responsibilities for intensive care units and also facilitates patient care among other specialists.

2220 N DRUID HILLS RD NE, Atlanta, GA 30329

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Secondary Practice Locations 2

Location 1225 E Chicago AveChicago, IL 60611-2991 · Phone (312) 227-4000

Location 2725 Welch RdPalo Alto, CA 94304-1601 · Phone (650) 497-8000

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

John Grunyk Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID8921509407

PECOS Enrollment IDI20250827002708

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.

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.

DR. JOEL A. FRIEDLANDER DO

Pediatrics (Pediatric Gastroenterology)