Preston F Ashby, DO

Individual provider Active NPI Internal Medicine Physician · Chandler, AZ

NPI 1992183198 · NPPES record last updated Dec 16, 2025

Key facts

NPI
1992183198
Entity type
Individual (NPI type 1)
Primary specialty
Internal Medicine Physician 207R00000X
License
007541 (AZ)
Practice address
1955 W Frye Rd
Chandler, AZ 85224-6282
Phone
(480) 728-7161
NPI assigned
May 8, 2015
Sex
Male
Sole proprietor
No

Organizations & group practices 9

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 12

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

Medicare Care Compare profile

Specialty
Internal Medicine
Also: Hospitalist
Education
Other, 2015
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Mulberry Medical LLC (30 clinicians)
Pulmonary Consultants P.C. (32 clinicians)

Practice addresses (Care Compare)

5801 S McClintock Dr
Suite 104
Tempe, AZ 85283-6002
Phone (623) 220-2602

6750 E Baywood Ave
Suite 401
Mesa, AZ 85206-1749
Phone 4808357111112

Hospital & facility affiliations

  • Thema Health Services Home health agency · Phoenix, AZ · CCN 037202
  • Sweetheart Healthcare LLC Home health agency · Chandler, AZ · CCN 037813
  • Dignity Health at Home Home health agency · Chandler, AZ · CCN 037281
  • Maggie'S Home Health LLC Home health agency · Cottonwood, AZ · CCN 037821
  • Scottsdale Healthcare Home Health Home health agency · Scottsdale, AZ · CCN 037024
  • Honorhealth Four Peaks Medical Center Hospital · Mesa, AZ · CCN 030121
  • Honorhealth Scottsdale Shea Medical Center Hospital · Scottsdale, AZ · CCN 030087
  • Mayo Clinic Hospital Hospital · Phoenix, AZ · CCN 030103
  • Banner Baywood Medical Center Hospital · Mesa, AZ · CCN 030088
  • Exalt Health Rehabilitation Hospital Scottsdale Inpatient rehabilitation facility · Scottsdale, AZ · CCN 033047

Merit-based Incentive Payment System (MIPS)

Final score
88.97 of 100 (group)
Quality
63.74
Promoting interoperability
100
Improvement activities
40
Cost
89.91

Procedures performed for Medicare patients

ProcedureNumber of procedures
Removal of tissue1-10

Medicare participation

Medicare fee-for-service enrollment
Enrolled in AZ
Eligible to order & refer
Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: Yes

Medicare enrollment records

Enrollment IDStateProvider typePAC IDDetails
I20180719001123 AZ Practitioner - Internal Medicine
Practitioner - Hospitalist
1355698572 Reassigns benefits to 3 organizations

National Provider Directory

Medicare enrollment (NPD)
Yes
Credentials
Doctor of Osteopathy

State licenses

LicenseStateTypeSpecialty
007541AZMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Pulmonary Consultants P C Current Accepting new patients
Mulberry Medical LLC Current
since Jul 1, 2025
Accepting new patients
Pulmonary Consultants P.C. Current
since Oct 1, 2024
Accepting new patients
U Medical PLLC Internal Medicine Current
since Jun 1, 2023
Accepting new patients
Mountain Vista Medical Center LP Past Accepting new patients
Honorhealth Past Accepting new patients
Honorhealth Past Accepting new patients
Cobre Valley Regional Medical Center Past Accepting new patients
Plastic and Peripheral Nerve Surgery LLC Past
since Jul 1, 2025
Accepting new patients

Locations

4545 N Hunt Hwy
Florence, AZ 85132
Phone (480) 258-6100

1301 S Crismon Rd
Mesa, AZ 85209
Phone (480) 358-6300

6750 E Baywood Ave
Ste 401
Mesa, AZ 85206
Phone (480) 835-7111

5801 S McClintock Dr
Ste 104
Tempe, AZ 85283
Phone (623) 220-2601

2163 E Baseline Rd
Ste 105
Tempe, AZ 85283
Phone (480) 775-3503

Interoperability endpoints

  • FHIR API: https://fhir4.healow.com/fhir/r4/AHHIDD
  • FHIR API: https://fhir4.healow.com/fhir/r4/DBCHBD

Specialties & licenses

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 007541 AZ Yes

Addresses

Primary practice location

1955 W Frye Rd
Chandler, AZ 85224-6282

Mailing address

4530 E Muirwood Dr Ste 105
Phoenix, AZ 85048-7693
Phone (480) 961-2303

Other practice location 1

5801 S McClintock Dr Ste 104
Tempe, AZ 85283-6002
Phone (623) 220-2601

Other practice location 2

1301 S Crismon Rd
Mesa, AZ 85209-3767
Phone (480) 358-6100

Other practice location 3

5880 S Hospital Dr
Globe, AZ 85501-9447
Phone (303) 390-1940

Other identifiers

IdentifierTypeStateIssuer
Z216104OtherAZMEDICARE
397833MedicaidAZ

Other providers in Chandler, AZ

All providers in Chandler, AZ · Internal Medicine Physician in Arizona

Sources for this page

Verify at the official NPI Registry.