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ROBERT WESLEY DAPPEN M.D.
NPI 1194711929
Internal Medicine - Interventional Cardiology in Chandler, AZ

Active since September 27, 2005PECOS Enrolled
333 N DOBSON RD, SUITE 11, CHANDLER, AZ 85224(480) 899-2020(480) 899-9081 Get Directions Write a Review

NPPES record last updated: August 12, 2014. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Robert Wesley Dappen M.d. NPPES

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

ROBERT WESLEY DAPPEN M.D. (NPI 1194711929) is an individual interventional cardiology provider in Chandler, Arizona, licensed in Arizona (15332) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1194711929
Entity TypeIndividualMale
Primary Taxonomy207RI0011X
Provider Legal NameROBERT WESLEY DAPPENCredential: M.D.
Location Address333 N DOBSON RD, SUITE 11Chandler, AZ 85224-4412
Mailing Address333 N Dobson Rd, Suite 11Chandler, AZ 85224-4412 · (480) 899-2020 · Fax (480) 899-9081
Phone(480) 899-2020
Fax(480) 899-9081
Sole ProprietorNo
Enumeration DateSeptember 27, 2005
Last NPPES UpdateAugust 12, 2014
✔ NPI 1194711929 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Interventional CardiologyAllopathic & Osteopathic Physicians
Taxonomy Code207RI0011X
License✔ Licensed in AZ · 15332
Definition
An area of medicine within the subspecialty of cardiology, which uses specialized imaging and other diagnostic techniques to evaluate blood flow and pressure in the coronary arteries and chambers of the heart and uses technical procedures and medications to treat abnormalities that impair the function of the cardiovascular system.
Also ListedNuclear Medicine · Nuclear CardiologyTaxonomy 207UN0901X · License 15332 (AZ)
333 N DOBSON RD, Chandler, AZ 85224
Open in Google Maps ↗

Other Identifiers 4

Other1356334346Group Npi
Medicare PIN06WCKFY02AZ
Medicare UPIND25236AZ
Medicare PINZ165223AZ

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Robert Wesley Dappen M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignment

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

East Valley Cardiology, Ltd
0.3 mi
Cardiovascular Disease
595 N DOBSON RD, SUITE C48
Chandler, AZ 85224
  • Reassigned Medicare billing, Arizona enrollment
  • 15 clinicians in this Medicare group
NPI 1356334346 (480) 899-9430

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

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
$127.71 typical visit price
range $55.44 – $168.60
Typical copayment $31.92 (range $13.86 – $42.15)
Most-billed visit code 99204
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 15

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

DR. ANDREW JOHN PHAM CARROLL MD
Family Medicine
333 N DOBSON RD, SUITE 15
CHANDLER, AZ 85224
Maricopa County (480) 282-8336
SUNTHARO LY MD
Internal Medicine (Interventional Cardiology)
333 N DOBSON RD, SUITE 11
CHANDLER, AZ 85224
Maricopa County (480) 899-2020
BIG SKY FIRST ASSISTS, LLC.
Physician Assistant (Surgical)
333 N DOBSON RD, STE.15
CHANDLER, AZ 85224
Maricopa County (480) 782-6900
ATEMBIS LLC
Family Medicine
333 N DOBSON RD, SUITE 15
CHANDLER, AZ 85224
Maricopa County (480) 282-8336
DR. KUSH AGRAWAL MD
Internal Medicine (Interventional Cardiology)
333 N DOBSON RD, SUITE 11
CHANDLER, AZ 85224
Maricopa County (480) 899-2020
MEDICAL INFORMATION TECHNOLOGY
Durable Medical Equipment & Medical Supplies
333 N DOBSON RD, STE 5
CHANDLER, AZ 85224
Maricopa County (480) 788-8652
SITHARI EDIRISOORIYA
Chiropractor
333 N DOBSON RD, 5
CHANDLER, AZ 85224
Maricopa County (480) 525-1023
PHYSICIAN MANAGEMENT SERVICES OF ARIZONA, LLC
Family Medicine
333 N DOBSON RD
CHANDLER, AZ 85224
Maricopa County (888) 829-8550

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 Dappen's NPI number?

The NPI number for Robert Dappen is 1194711929. It was assigned to this individual provider in the NPPES registry on September 27, 2005.

Where is Robert Dappen located?

Robert Dappen practices at 333 N Dobson Rd Suite 11, Chandler, AZ 85224. The listed phone number is (480) 899-2020.

What is Robert Dappen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Interventional Cardiology, with taxonomy code 207RI0011X.

Is Robert Dappen enrolled in Medicare?

Yes. Robert Dappen is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Robert Dappen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Robert Dappen reassigns Medicare benefits to East Valley Cardiology, Ltd (Chandler, 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 Dappen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Robert Dappen accept?

Health plans from UnitedHealthcare list Robert Dappen 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 Dappen was last updated on August 12, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.