Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

TIMOTHY P BAKER MD
NPI 1821079682
Family Medicine in Chandler, AZ

Active since November 09, 2005PECOS Enrolled
1455 W CHANDLER BLVD, CHANDLER, AZ 85224(480) 899-2900(480) 899-0681 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Timothy P Baker Md NPPES

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

TIMOTHY P BAKER MD (NPI 1821079682) is an individual family medicine provider in Chandler, Arizona, licensed in Arizona (20390) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS and is a graduate of University Of Arizona College Of Medicine (1989).

NPPES Registry Identity

NPI1821079682
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameTIMOTHY P BAKERCredential: MD
Location Address1455 W CHANDLER BLVDChandler, AZ 85224-6197
Mailing Address1455 W Chandler BlvdChandler, AZ 85224-6197 · (480) 899-2900 · Fax (480) 899-0681
Fax(480) 899-0681
Sole ProprietorNo
Medical School CMSUniversity Of Arizona College Of MedicineGraduated 1989
Enumeration DateNovember 9, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1821079682 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License Licensed in AZ · 20390
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
1455 W CHANDLER BLVD, Chandler, AZ 85224

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

Timothy P Baker 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 ID4183631617
PECOS Enrollment IDI20060308000622
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 17

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 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.
641 services318 patients
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.
467 services297 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
300 services300 patients
Annual depression screening, 5 to 15 minutes G0444
An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.
253 services253 patients
Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 99457
This service involves reviewing and managing your health data, which is remotely monitored and collected. Your vital signs like heart rate and blood pressure are tracked regularly throughout the month. The first 20 minutes of this data analysis per month is included in this service.
124 services29 patients
Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days 99454
This service involves using devices to remotely track body functions like heart rate or blood pressure. These devices, provided initially, record data daily or send alerts if readings are abnormal. The service is renewed every 30 days.
99 services25 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85224 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
$85.89 typical visit price
range $55.44 – $168.60
Typical copayment $21.47 (range $13.86 – $42.15)
Most-billed visit code 99203
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
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.

Referred Medical Equipment & Supplies CMS DME claims 11

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
23 suppliers63 claims167 services$5.81 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
6 suppliers19 claims19 services$1.03 avg. paid by Medicare
Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
4 suppliers12 claims12 services$35.08 avg. paid by Medicare
Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034
DME-Other DME · category DE001N
5 suppliers17 claims17 services$41.55 avg. paid by Medicare
Headgear used with positive airway pressure device A7035
DME-Other DME · category DE001N
7 suppliers16 claims16 services$14.36 avg. paid by Medicare
Tubing used with positive airway pressure device A7037
DME-Other DME · category DE001N
4 suppliers12 claims12 services$9.60 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 14

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

Physician Assistant
1455 W CHANDLER BLVD
CHANDLER, AZ 85224
Family Medicine
1455 W CHANDLER BLVD, SUITE B-11
CHANDLER, AZ 85224
Physician Assistant
1455 W CHANDLER BLVD, BUILDING A
CHANDLER, AZ 85224
Family Medicine
1455 W CHANDLER BLVD
CHANDLER, AZ 85224
Family Medicine
1455 W CHANDLER BLVD, STE. B-11
CHANDLER, AZ 85224
Physician Assistant
1455 W CHANDLER BLVD, BLDG A SUITE 4
CHANDLER, AZ 85224
Urology
1455 W CHANDLER BLVD, SUITE B-8
CHANDLER, AZ 85224
Family Medicine
1455 W CHANDLER BLVD
CHANDLER, AZ 85224

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 Timothy Baker's NPI number?

The NPI number for Timothy Baker is 1821079682. It was assigned to this individual provider in the NPPES registry on November 9, 2005.

Where is Timothy Baker located?

Timothy Baker practices at 1455 W Chandler Blvd, Chandler, AZ 85224. The listed phone number is (480) 899-2900.

What is Timothy Baker's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Timothy Baker enrolled in Medicare?

Yes. Timothy Baker 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 Timothy Baker accept?

Health plans from Blue Cross Blue Shield of Arizona and UnitedHealthcare list Timothy Baker 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 Timothy Baker was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 28 days 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.