STEVEN LLOYD MYERTHALL MD
NPI 1487691739
Orthopaedic Surgery - Adult Reconstructive Orthopaedic Surgery in Gilbert, AZ

Active since June 02, 2006PECOS EnrolledAccepts Medicare Assignment
82.49/100
CMS Quality Rating
3420 S MERCY RD STE 204, GILBERT, AZ 85297(623) 537-5600(866) 939-2673 Get Directions Write a Review

NPPES record last updated: April 23, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Steven Lloyd Myerthall Md NPPES

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

STEVEN LLOYD MYERTHALL MD (NPI 1487691739) is an individual adult reconstructive orthopaedic surgery provider in Gilbert, Arizona, licensed in Arizona (29962) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (1995).

NPPES Registry Identity

NPI1487691739
Entity TypeIndividualMale
Primary Taxonomy207XS0114X
Provider Legal NameSTEVEN LLOYD MYERTHALLCredential: MD
Location Address3420 S MERCY RD STE 204Gilbert, AZ 85297-0423
Mailing Address18444 N 25th Ave, Ste 310Phoenix, AZ 85023-1266 · (623) 537-5600 · Fax (866) 939-2673
Fax(866) 939-2673
Sole ProprietorNo
Medical School CMSOtherGraduated 1995
Enumeration DateJune 2, 2006
Last NPPES UpdateApril 23, 2025
NPPES CertifiedApril 23, 2025
NPI 1487691739 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyOrthopaedic Surgery · Adult Reconstructive Orthopaedic SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207XS0114X
License Licensed in AZ · 29962
Definition
Recognized by several state medical boards as a fellowship subspecialty program of orthopaedic surgery, adult reconstructive orthopaedic surgeons deal with reconstructive procedures such as joint arthroplasty (i.e., hip and knee), osteotomy, arthroscopy, soft-tissue reconstruction, and a variety of other adult reconstructive surgical procedures.
Also ListedOrthopaedic SurgeryTaxonomy 207X00000X · License 29962 (AZ)
3420 S MERCY RD STE 204, Gilbert, AZ 85297

Secondary Practice Locations 3

Location 18952 E Desert Cove Ave Ste 113Scottsdale, AZ 85260-6776 · Phone (866) 974-2673 · Fax (866) 939-2673
Location 21500 S Dobson Rd Ste 202Mesa, AZ 85202-4724 · Phone (866) 974-2673 · Fax (866) 939-2673
Location 318444 N 25th Ave Ste 210Phoenix, AZ 85023-1264 · Phone (866) 974-2673 · Fax (866) 939-2673

Other Identifiers 10

Medicaid749559AZ
Other5550830006AZ · Medicare Nsc Anthem
Other5550830003AZ · Medicare Nsc Peoria
OtherP00301273AZ · Rr Medicare
Other5550830001AZ · Medicare Nsc Scw
Other5550830007AZ · Medicare Nsc Dv
Other5550830004AZ · Medicare Nsc Pv
Other5550830009AZ · Medicare Nsc Az North
Other5550830010AZ · Medicare Nsc Gilbert
Other5550830008AZ · Medicare Nsc Swv

Accepted 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

Steven Lloyd Myerthall 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 ID2365457710
PECOS Enrollment IDI20060207000525
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 21

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.
259 services213 patients
Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301
Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.
252 services40 patients
Principal care management services for a single high-risk disease, first 30 minutes of clinical staff time directed by health care professional, per calendar month 99426
Principal care management services focus on managing a single high-risk disease. This involves a health care professional directing clinical staff for the first 30 minutes each month. The aim is to monitor your health, coordinate care, and provide necessary support for your disease management.
223 services169 patients
X-ray of hip, 2-3 views 73502
An X-ray of the hip with 2-3 views is a non-invasive imaging test. It uses a small amount of radiation to produce pictures of the hip joint. These images help in diagnosing conditions like fractures, arthritis, or other abnormalities. The process is quick and painless.
220 services178 patients
X-ray of knee, 3 views 73562
An X-ray of the knee, 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the knee from three different angles. This helps medical professionals to diagnose and monitor conditions like arthritis, fractures, or infections. The process is quick and painless.
170 services146 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
167 services149 patients

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.

82.49/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality73.09
Promoting Interoperability100
Improvement Activities40
Cost68.54

Reported Quality Measures

Closing the Referral Loop: Receipt of Specialist Report
57%155 patients3/55-star benchmark: 87%
Documentation of Current Medications in the Medical Record
100%1,424 patients5/55-star benchmark: 100%
Falls: Screening for Future Fall Risk
0%677 patients1/55-star benchmark: 100%
Osteoporosis Management in Women Who Had a Fracture
35%20 patients
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
96%1,007 patients4/55-star benchmark: 100%
Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented
0%551 patients1/55-star benchmark: 61%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Patients combinedPopulations: 100% · 1,090 patients
Patients screened: 100% · 1,090 patients
100%80 patients5/55-star benchmark: 100%
Provide Patients Electronic Access to Their Health Information
98%513 patients4/55-star benchmark: 100%
Risk-standardized complication rate (RSCR) following elective primary total hip arthroplasty (THA) and/or total knee arthroplasty (TKA) for Merit-based Incentive Payment System (MIPS)
Lower rates are better for this measure.
0.03%
Screening for Osteoporosis for Women Aged 65-85 Years of Age
1%372 patients1/55-star benchmark: 98%
Statin Therapy for the Prevention and Treatment of Cardiovascular Disease
91%23 patients5/55-star benchmark: 91%
Use of High-Risk Medications in Older Adults
Lower rates are better for this measure.
Patients appropriateDiagnosis: 0% · 706 patients
Patients totalRate: 3% · 706 patients
3%706 patients4/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES

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

Physician Assistant
3420 S MERCY RD STE 204
GILBERT, AZ 85297

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 Steven Myerthall's NPI number?

The NPI number for Steven Myerthall is 1487691739. It was assigned to this individual provider in the NPPES registry on June 2, 2006.

Where is Steven Myerthall located?

Steven Myerthall practices at 3420 S Mercy Rd Ste 204, Gilbert, AZ 85297. The listed phone number is (623) 537-5600.

What is Steven Myerthall's specialty?

The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Adult Reconstructive Orthopaedic Surgery, with taxonomy code 207XS0114X.

Is Steven Myerthall enrolled in Medicare?

Yes. Steven Myerthall 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 Steven Myerthall accept?

Health plans from Ambetter from Arizona Complete Health, Blue Cross Blue Shield of Arizona, Imperial Insurance Companies, Inc., Oscar Health Plan, Inc. and UnitedHealthcare list Steven Myerthall 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.

When was this NPI record last updated?

The NPPES record for Steven Myerthall was last updated on April 23, 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.