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MICHAEL NOLEN JOHNSTON MD
NPI 1487698361
Emergency Medicine in Nashville, TN

Active since June 15, 2006PECOS EnrolledAccepts Medicare Assignment
97.12/100
CMS Quality Rating
1313 21ST AVE SOUTH, 703 OXFORD HOUSE, NASHVILLE, TN 37232(615) 936-0087 Get Directions Write a Review

NPPES record last updated: April 24, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Michael Nolen Johnston Md NPPES

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

MICHAEL NOLEN JOHNSTON MD (NPI 1487698361) is an individual emergency medicine provider in Nashville, Tennessee, licensed in Tennessee (41119) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Vanderbilt University Medical Center, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1487698361
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameMICHAEL NOLEN JOHNSTONCredential: MD
Location Address1313 21ST AVE SOUTH, 703 OXFORD HOUSENashville, TN 37232-4700
Mailing Address3841 Green Hills Village Dr Ste 200Nashville, TN 37215-2691
Phone(615) 936-0087
Sole ProprietorNo
Medical School CMSUniversity Of Alabama School Of MedicineGraduated 1994
Enumeration DateJune 15, 2006
Last NPPES UpdateApril 24, 2025
NPPES CertifiedApril 24, 2025
✔ NPI 1487698361 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in TN · 41119
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
Also ListedEmergency Medicine · Pediatric Emergency MedicineTaxonomy 207PP0204X · License 41119 (TN)
Also ListedPediatrics · Pediatric Emergency MedicineTaxonomy 2080P0204X · License 19184 (AL), 022289 (LA)
1313 21ST AVE SOUTH, Nashville, TN 37232
Open in Google Maps ↗

Secondary Practice Locations 3

Location 12835 Highway 231 NShelbyville, TN 37160-7327 · Phone (615) 875-6415
Location 21801 N Jackson StTullahoma, TN 37388-2201 · Phone (615) 875-6415
Location 31411 W Baddour PkwyLebanon, TN 37087-2513 · Phone (615) 875-6415

Other Identifiers 1

Medicaid3000591TN

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Alliant Health Plans, Inc., Oscar Insurance Company.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Michael Nolen Johnston 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 ID8628162179
PECOS Enrollment IDI20070914000585
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 3

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.
140 services140 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.
40 services40 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.
40 services40 patients

Hospital Affiliations CMS Care Compare

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

Vanderbilt University Medical Center

Acute Care Hospitals · Nashville, TN
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number440039
Location1211 Medical Center DriveNashville, TN 37232 · Davidson County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37232 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$81.53 typical visit price
range $52.64 – $160.89
Typical copayment $20.38 (range $13.16 – $40.22)
Most-billed visit code 99203
Established Patient
$93.60 typical visit price
range $16.72 – $131.41
Typical copayment $23.40 (range $4.18 – $32.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

97.12/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality85.64
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 2

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

AMANDA L DERINGTON MD
Emergency Medicine
1313 21ST AVE SOUTH, 703 OXFORD HOUSE
NASHVILLE, TN 37232
Davidson County (615) 936-0093
JULIE SUMNER ACNP, BC
Nurse Practitioner (Acute Care)
1313 21ST AVE SOUTH, SUITE #801 OXFORD HOUSE
NASHVILLE, TN 37232
Davidson County (615) 936-5321

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 Johnston's NPI number?

The NPI number for Michael Johnston is 1487698361. It was assigned to this individual provider in the NPPES registry on June 15, 2006.

Where is Michael Johnston located?

Michael Johnston practices at 1313 21st Ave South 703 Oxford House, Nashville, TN 37232. The listed phone number is (615) 936-0087.

What is Michael Johnston's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Michael Johnston enrolled in Medicare?

Yes. Michael Johnston 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.

What insurance does Michael Johnston accept?

Health plans from Alliant Health Plans, Inc. and Oscar Insurance Company list Michael Johnston 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 Michael Johnston affiliated with any hospitals?

According to CMS data, Michael Johnston is affiliated with Vanderbilt University Medical Center.

When was this NPI record last updated?

The NPPES record for Michael Johnston was last updated on April 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.