J. MICHAEL GRUENWALD MD FACS
NPI 1275623761
Orthopaedic Surgery - Orthopaedic Trauma in Little Rock, AR

Q: What is J. Gruenwald's NPI number?

The NPI number for J. Gruenwald is 1275623761. It was assigned to this individual provider in the NPPES registry on October 13, 2006.

Q: What is J. Gruenwald's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Orthopaedic Trauma, with taxonomy code 207XX0801X.

Q: When was this NPI record last updated?

The NPPES record for J. Gruenwald was last updated on November 18, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since October 13, 2006PECOS Enrolled

6221 COLONEL GLENN RD STE B, LITTLE ROCK, AR 72204(501) 441-5558 Get Directions Write a Review

NPPES record last updated: November 18, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Nov 18, 2025, Mar 23, 2016 (2 updates tracked since 2016).

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About J. Michael Gruenwald Md Facs NPPES

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

J. MICHAEL GRUENWALD MD FACS (NPI 1275623761) is an individual orthopaedic trauma provider in Little Rock, Arkansas, licensed in Arkansas (C-8343) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1977).

NPPES Registry Identity

NPI1275623761

Entity TypeIndividualMale

Primary Taxonomy207XX0801X

Provider Legal NameJ. MICHAEL GRUENWALDCredential: MD FACS

Location Address6221 COLONEL GLENN RD STE BLittle Rock, AR 72204-7731

Mailing Address6221 Colonel Glenn Rd Ste BLittle Rock, AR 72204-7731 · (501) 441-5558

Phone(501) 441-5558

Sole ProprietorNo

Medical School CMSOtherGraduated 1977

Enumeration DateOctober 13, 2006

Last NPPES UpdateNovember 18, 20252 updates tracked since enumeration

NPPES CertifiedNovember 18, 2025

✔ NPI 1275623761 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOrthopaedic Surgery · Orthopaedic TraumaAllopathic & Osteopathic Physicians

Taxonomy Code207XX0801X

License✔ Licensed in AR · C-8343

Definition

Recognized by several state medical boards as a fellowship subspecialty program of orthopaedic surgery, orthopaedic trauma surgeons deal with the evaluation and management of acute orthopaedic injuries, evaluation and treatment of post-traumatic deformities and nonunions, acute and delayed reconstruction of pelvic and acetabular fractures, as well as osteotomy in the adult hip for treatment of hip arthritis.

6221 COLONEL GLENN RD STE B, Little Rock, AR 72204

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Other Names 1

Other Name (5)Dr. Johannes Michael Gruenwald M.d., F.a.c.s

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Premera Blue Cross Blue Shield of Alaska.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

J. Michael Gruenwald Md Facs is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3779647128

PECOS Enrollment IDI20090129000232

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.

Areas of Expertise CMS Part B claims 7

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

44 services25 patients

Complete ultrasound study of arm and leg arteries 93923

This procedure involves using sound waves to produce images of your arm and leg arteries. It helps identify blockages or abnormalities that could lead to conditions like stroke or peripheral artery disease. It's non-invasive and painless.

40 services20 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

25 services16 patients

Testing of autonomic (sympathetic and parasympathetic) nervous system function, at least 5 minutes of tilt 95924

This procedure tests how your autonomic nervous system, which controls body functions like heart rate and blood pressure, responds to changes in body position. You'll be secured on a tilt table and monitored for at least 5 minutes as the table is tilted to simulate standing up.

18 services18 patients

Electrocardiogram (ecg) 1 to 3 leads with review by physician 93040

An Electrocardiogram (ECG) is a non-invasive test that records the electrical activity of your heart. It uses 1 to 3 leads (sensors) placed on your skin. A physician reviews the results to assess heart rate, rhythm, and detect any abnormalities.

14 services14 patients

Testing of autonomic (sympathetic) nervous system function 95923

Testing of autonomic nervous system function assesses how well your body's automatic processes, like heart rate and blood pressure, are working. It involves various non-invasive tests like heart rate variability and sweat production tests.

14 services14 patients

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

I'LISA BETH WILLIAMS APRN-CNP

Nurse Practitioner