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DR. ROBERT DOUGLAS LARSON D.C.
NPI 1942200233
Chiropractor in Phoenix, AZ

Active since July 28, 2005Accepts Medicare Assignment
3241 E SHEA BLVD, PHOENIX, AZ 85028(602) 996-3601(602) 996-0068 Get Directions Write a Review

NPPES record last updated: July 31, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Robert Douglas Larson D.c. NPPES

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

DR. ROBERT DOUGLAS LARSON D.C. (NPI 1942200233) is an individual chiropractor in Phoenix, Arizona, licensed in Arizona (5128) and active in the NPI registry since July 2005. He is a graduate of Northwestern College Of Chiropractic (1987).

NPPES Registry Identity

NPI1942200233
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameDR. ROBERT DOUGLAS LARSONCredential: D.C.
Location Address3241 E SHEA BLVDPhoenix, AZ 85028-3335
Mailing Address3241 E Shea BlvdPhoenix, AZ 85028-3335 · (602) 996-3601 · Fax (602) 996-0068
Phone(602) 996-3601
Fax(602) 996-0068
Sole ProprietorYes
Medical School CMSNorthwestern College Of ChiropracticGraduated 1987
Enumeration DateJuly 28, 2005
Last NPPES UpdateJuly 31, 2007
✔ NPI 1942200233 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in AZ · 5128
Definition
A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.
3241 E SHEA BLVD, Phoenix, AZ 85028
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Other Identifiers 1

Medicare UPINU05506AZ

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

Dr. Robert Douglas Larson D.c. 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 ID1153349253
PECOS Enrollment IDI20051108000069

Medicare Billing Reassignment

Medicare enrollment records show Robert Larson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Shea Chiropractic Clinic
Same address
Chiropractor
3241 E SHEA BLVD
Phoenix, AZ 85028
  • Reassigned Medicare billing, Arizona enrollment
NPI 1962540237 (602) 996-3601

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 2

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.

Chiropractic manipulative treatment, 3-4 spinal regions 98941
Chiropractic manipulative treatment for 3-4 spinal regions involves a trained professional applying controlled force to specific areas of your spine. This can help alleviate pain, improve physical function, and support your body's natural healing process.
456 services74 patients
Chiropractic manipulative treatment, 1-2 spinal regions 98940
Chiropractic manipulative treatment focuses on adjusting your spine to improve your body's physical function. In this service, a chiropractor applies controlled force to 1-2 spinal regions. This helps to restore mobility and alleviate discomfort in those areas.
102 services17 patients

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.

PLACES YOU'LL GO THERAPY LLC
Occupational Therapist
3241 E SHEA BLVD, STE 1-503
PHOENIX, AZ 85028
Maricopa County (480) 910-2772
SHEA CHIROPRACTIC CLINIC
Chiropractor
3241 E SHEA BLVD
PHOENIX, AZ 85028
Maricopa County (602) 996-3601

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 Larson's NPI number?

The NPI number for Robert Larson is 1942200233. It was assigned to this individual provider in the NPPES registry on July 28, 2005.

Where is Robert Larson located?

Robert Larson practices at 3241 E Shea Blvd, Phoenix, AZ 85028. The listed phone number is (602) 996-3601.

What is Robert Larson's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Is Robert Larson enrolled in Medicare?

Yes. Robert Larson 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 organization bills Medicare for Robert Larson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Robert Larson reassigns Medicare benefits to Shea Chiropractic Clinic (Phoenix, AZ). The 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 Larson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Robert Larson was last updated on July 31, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.