GRETCHEN B. ALEXANDER MD
NPI 1851579783
Psychiatry & Neurology - Psychiatry in Mesa, AZ

Active since February 01, 2008PECOS EnrolledAccepts Medicare Assignment
93.37/100
CMS Quality Rating
570 W BROWN RD, MESA, AZ 85201(480) 344-2000 Get Directions Write a Review

NPPES record last updated: October 14, 2011. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Gretchen B. Alexander Md NPPES

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

GRETCHEN B. ALEXANDER MD (NPI 1851579783) is an individual psychiatry provider in Mesa, Arizona, licensed in Arizona (37661) and active in the NPI registry since February 2008. She is enrolled in Medicare PECOS and is a graduate of Perelman School Of Med At The University Of Pennsylvania (1987).

NPPES Registry Identity

NPI1851579783
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameGRETCHEN B. ALEXANDERCredential: MD
Location Address570 W BROWN RDMesa, AZ 85201-3227
Mailing Address2929 E Thomas RdPhoenix, AZ 85016-8034 · (602) 470-5000
Sole ProprietorNo
Medical School CMSPerelman School Of Med At The University Of PennsylvaniaGraduated 1987
Enumeration DateFebruary 1, 2008
Last NPPES UpdateOctober 14, 2011
NPI 1851579783 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License Licensed in AZ · 37661
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
570 W BROWN RD, Mesa, AZ 85201

Other Identifiers 3

Medicare PINZ146343AZ
Medicaid309461AZ
Medicare PINZ121084AZ

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

Gretchen B. Alexander 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 ID3870679657
PECOS Enrollment IDI20080319000144
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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
51 services30 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
36 services18 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
17 services17 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85201 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
$168.60 typical visit price
range $55.44 – $168.60
Typical copayment $42.15 (range $13.86 – $42.15)
Most-billed visit code 99205
Established Patient
$69.24 typical visit price
range $17.72 – $137.41
Typical copayment $17.31 (range $4.43 – $34.35)
Most-billed visit code 99213
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.

93.37/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality94.57
Promoting Interoperability96
Improvement Activities40
Cost62.14

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.

Psychiatry & Neurology (Psychiatry)
570 W BROWN RD
MESA, AZ 85201
Clinic/Center (Adult Mental Health)
570 W BROWN RD
MESA, AZ 85201
Psychiatric Hospital
570 W BROWN RD
MESA, AZ 85201
Psychiatry & Neurology (Psychiatry)
570 W BROWN RD
MESA, AZ 85201
Psychiatry & Neurology (Child & Adolescent Psychiatry)
570 W BROWN RD
MESA, AZ 85201
Psychiatry & Neurology (Psychiatry)
570 W BROWN RD
MESA, AZ 85201
Psychiatry & Neurology (Child & Adolescent Psychiatry)
570 W BROWN RD, DESERT VITA BEHAVIORAL CENTER
MESA, AZ 85201
Psychiatry & Neurology (Psychiatry)
570 W BROWN RD
MESA, AZ 85201

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 Gretchen Alexander's NPI number?

The NPI number for Gretchen Alexander is 1851579783. It was assigned to this individual provider in the NPPES registry on February 1, 2008.

Where is Gretchen Alexander located?

Gretchen Alexander practices at 570 W Brown Rd, Mesa, AZ 85201. The listed phone number is (480) 344-2000.

What is Gretchen Alexander's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Gretchen Alexander enrolled in Medicare?

Yes. Gretchen Alexander 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 Gretchen Alexander accept?

Health plans from Antidote Health Plan of Arizona, Inc., Blue Cross Blue Shield of Arizona and Imperial Insurance Companies, Inc. list Gretchen Alexander 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 Gretchen Alexander was last updated on October 14, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years 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.