ROBERT K JOHNSON M.D.
NPI 1659495950
Family Medicine in Tucson, AZ

Q: What is Robert Johnson's NPI number?

The NPI number for Robert Johnson is 1659495950. It was assigned to this individual provider in the NPPES registry on March 19, 2007.

Q: What is Robert Johnson's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Robert Johnson was last updated on April 1, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.

Active since March 19, 2007PECOS EnrolledAccepts Medicare Assignment

4001 E SUNRISE DR, SUITE 120, TUCSON, AZ 85718(520) 209-7018(520) 529-2952 Get Directions Write a Review

NPPES record last updated: April 1, 2013. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Robert K Johnson M.d. NPPES

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

ROBERT K JOHNSON M.D. (NPI 1659495950) is an individual family medicine provider in Tucson, Arizona, licensed in Arizona (22407) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS and is a graduate of University Of Arizona College Of Medicine (1985).

NPPES Registry Identity

NPI1659495950

Entity TypeIndividualMale

Primary Taxonomy207Q00000X

Provider Legal NameROBERT K JOHNSONCredential: M.D.

Location Address4001 E SUNRISE DR, SUITE 120Tucson, AZ 85718-4333

Mailing Address4001 E Sunrise DrTucson, AZ 85718-4333 · (520) 209-7018 · Fax (520) 529-2952

Phone(520) 209-7018

Fax(520) 529-2952

Sole ProprietorNo

Medical School CMSUniversity Of Arizona College Of MedicineGraduated 1985

Enumeration DateMarch 19, 2007

Last NPPES UpdateApril 1, 2013

✔ NPI 1659495950 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 · 22407

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.

4001 E SUNRISE DR, Tucson, AZ 85718

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Other Identifiers 2

Medicaid285206AZ

Medicare UPINC47480AZ

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Robert K Johnson M.d. 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 ID9638154487

PECOS Enrollment IDI20040624000122

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.

Medicare Billing Reassignments

Medicare enrollment records show Robert Johnson reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Northwest Allied Physicians LLC

5.9 mi

General Practice

6060 N FOUNTAIN PLAZA DR STE 270
Tucson, AZ 85704

Reassigned Medicare billing, Arizona enrollment
296 clinicians in this Medicare group

NPI 1003833179 (520) 229-2578

Nextcare Arizona I Jv LLC

98 mi

Urgent Care

914 N SCOTTSDALE RD STE 104
Tempe, AZ 85288

Reassigned Medicare billing, Arizona enrollment
240 clinicians in this Medicare group

NPI 1114798071 (480) 924-8382

Nextcare Arizona LLC

98 mi

Urgent Care

914 N SCOTTSDALE RD STE 104
Tempe, AZ 85288

Reassigned Medicare billing, Arizona enrollment
367 clinicians in this Medicare group

NPI 1043371826 (480) 924-8382

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 6

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.

75 services69 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

32 services32 patients

Detection test by immunoassay with direct visual observation for influenza virus 87804

This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.

28 services14 patients

Automated urinalysis test 81003

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

23 services20 patients

Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 87811

This is a test to detect COVID-19, the virus causing severe respiratory illness. It uses a method called immunoassay, which identifies the virus by its unique proteins. The test is directly observed for accuracy. It helps determine if you're currently infected.

21 services21 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

21 services21 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85718 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.

Other Providers at the Same Location NPPES 6

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

LONNY NENADOVICH DPT

Physical Therapist

4001 E SUNRISE DR
TUCSON, AZ 85718

Pima County (520) 382-8446

DR. SHAHED SAMADI M.D., M.P.H.

Family Medicine

4001 E SUNRISE DR, STE. 120
TUCSON, AZ 85718

Pima County (250) 209-7000

DR. NAKISA MOHSEN SHEINI M.D.

Internal Medicine

4001 E SUNRISE DR, SUITE 161
TUCSON, AZ 85718

Pima County (520) 232-5280

MELISSA M RASMUSSEN DO

Family Medicine

4001 E SUNRISE DR
TUCSON, AZ 85718

Pima County (520) 209-7000

BETHANY ANNE BRUZZI D.O.

Family Medicine

4001 E SUNRISE DR
TUCSON, AZ 85718

Pima County (520) 399-2027

RIHAM M WAHBA MD

Family Medicine

4001 E SUNRISE DR
TUCSON, AZ 85718

Pima County (520) 382-0458

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 Robert Johnson's NPI number?

The NPI number for Robert Johnson is 1659495950. It was assigned to this individual provider in the NPPES registry on March 19, 2007.

Where is Robert Johnson located?

Robert Johnson practices at 4001 E Sunrise Dr Suite 120, Tucson, AZ 85718. The listed phone number is (520) 209-7018.

What is Robert Johnson's specialty?

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

Is Robert Johnson enrolled in Medicare?

Yes. Robert Johnson 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.

Which organizations bill Medicare for Robert Johnson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Robert Johnson reassigns Medicare benefits to 3 organizations: Northwest Allied Physicians LLC (Tucson, AZ), Nextcare Arizona I Jv LLC (Tempe, AZ) and Nextcare Arizona LLC (Tempe, AZ). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Robert Johnson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Robert Johnson accept?

Health plans from Blue Cross Blue Shield of Arizona list Robert Johnson 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 Robert Johnson was last updated on April 1, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.