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AARON EMBDEN FLEGENHEIMER MD
NPI 1114668670
Internal Medicine in Mesa, AZ

Active since April 06, 2022PECOS EnrolledAccepts Medicare Assignment
1400 S DOBSON ROAD, MESA, AZ 85202(480) 412-6788(480) 412-6848 Get Directions Write a Review

NPPES record last updated: October 15, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jun 30, 2025, Apr 6, 2022 (2 updates tracked since 2022).

About Aaron Embden Flegenheimer Md NPPES

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

AARON EMBDEN FLEGENHEIMER MD (NPI 1114668670) is an individual internal medicine provider in Mesa, Arizona, licensed in Arizona (76626) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS and is a graduate of Tulane University School Of Medicine (2022).

NPPES Registry Identity

NPI1114668670
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameAARON EMBDEN FLEGENHEIMERCredential: MD
Location Address1400 S DOBSON ROADMesa, AZ 85202
Mailing Address1400 S Dobson Road, Attn Bmg Hospitalist Team/amanda GumpMesa, AZ 85202 · (480) 412-6788 · Fax (480) 412-6848
Phone(480) 412-6788
Fax(480) 412-6848
Sole ProprietorYes
Medical School CMSTulane University School Of MedicineGraduated 2022
Enumeration DateApril 6, 2022
Last NPPES UpdateOctober 15, 20252 updates tracked since enumeration
NPPES CertifiedOctober 15, 2025
✔ NPI 1114668670 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in AZ · 76626
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedHospitalistTaxonomy 208M00000X · License 76626 (AZ)
1400 S DOBSON ROAD, Mesa, AZ 85202
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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

Aaron Embden Flegenheimer 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 ID6507245271
PECOS Enrollment IDI20250918003924
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85202 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 20

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

YURY FOMIN MD
Hospitalist
1400 S DOBSON ROAD
MESA, AZ 85202
Maricopa County (480) 412-6788
MOUHSEN H ALHAKEEM MD
Internal Medicine (Critical Care Medicine)
1400 S DOBSON ROAD, ATTN AMANDA GUMP/HOSPITALIST
MESA, AZ 85202
Maricopa County (480) 412-6788
MR. ERIC DONG D.O.
Hospitalist
1400 S DOBSON ROAD
MESA, AZ 85202
Maricopa County (480) 412-6788
MR. SAI PRASHANTH HARANATH M.D.
Internal Medicine
1400 S DOBSON ROAD, ATTN AMANDA GUMP/ HOSPITALISTS
MESA, AZ 85202
Maricopa County (480) 543-2034
RADHA KRISHNA KOTHAPALLI MD
Hospitalist
1400 S DOBSON ROAD, ATTN BMG HOSPITALIST TEAM/AMANDA GUMP
MESA, AZ 85202
Maricopa County (480) 412-6788
DR. TRACY ERIN MCNAMARA DO
Hospitalist
1400 S DOBSON ROAD
MESA, AZ 85202
Maricopa County (480) 412-6788
SLAVKO ALEKSIS DO
Internal Medicine
1400 S DOBSON ROAD
MESA, AZ 85202
Maricopa County (480) 412-6788
DR. SRIKANT KUMAR MD
Hospitalist
1400 S DOBSON ROAD
MESA, AZ 85202
Maricopa County (480) 412-6788

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 Aaron Flegenheimer's NPI number?

The NPI number for Aaron Flegenheimer is 1114668670. It was assigned to this individual provider in the NPPES registry on April 6, 2022.

Where is Aaron Flegenheimer located?

Aaron Flegenheimer practices at 1400 S Dobson Road, Mesa, AZ 85202. The listed phone number is (480) 412-6788.

What is Aaron Flegenheimer's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Aaron Flegenheimer enrolled in Medicare?

Yes. Aaron Flegenheimer 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.

When was this NPI record last updated?

The NPPES record for Aaron Flegenheimer was last updated on October 15, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.