Active NPI
Douglas Milan Maready, M.D.
- Internal Medicine Physician
- Mesa, AZ
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- 54000
- Practice address
- 4135 S Power Rd Ste 113
Mesa, AZ 85212-3625 - Phone
- (480) 626-2444
- Fax
- (480) 409-2987
- NPI assigned
- Jun 5, 2007
- Last updated
- Jan 10, 2026
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 54000 | AZ | Primary |
Addresses
Primary practice location
4135 S Power Rd Ste 113
Mesa, AZ 85212-3625
Mailing address
PO Box 88747
Milwaukee, WI 53288-8747
Phone (480) 945-6777
Other practice location 1
4455 E Camelback Rd Ste D155
Phoenix, AZ 85018-2888
Phone (480) 626-2444
Other identifiers 2
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 331408 | Medicaid | AZ | |
| 1689876252 | Other | NPI |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in UT, AZ
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Internal Medicine
- Education
- Tulane University School of Medicine, 2006
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
4135 S Power Rd
Suite 113
Mesa, AZ 85212-3625
Phone (480) 626-2444
Hospital & facility affiliations
- Sweetheart Healthcare LLC
- Banner Home Care-Arizona
- Dignity Health at Home
- Banner Gateway Medical Center
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Removal of skin lesions | 1-10 |
| Removal or shaving of skin growth | 1-10 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 54000 | AZ | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Camelback Sports Therapy LLC | Current | Accepting new patients | |
| Uintah Basin Medical Center | Current | Accepting new patients | |
| Uintah Basin Medical Center | Current | Accepting new patients | |
| Openloop Healthcare Partners PC | Past | Accepting new patients |
Locations
4455 E Camelback Rd
Ste D155
Phoenix, AZ 85018
Phone (480) 626-2444
50 E 200 S
Duchesne, UT 84021
Phone (435) 738-2426
210 W 300 N
Roosevelt, UT 84066
Phone (435) 722-4691
210 W 300 N
#753
Roosevelt, UT 84066
Phone (435) 722-3971
250 W 300 N
#752
Roosevelt, UT 84066
Phone (435) 722-4691
Organizations & group practices 5
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
- General Acute Care Hospital
- Roosevelt, UT
- NPI 1871556217
-
- Physical Therapist
- Phoenix, AZ
- NPI 1255426318
-
dba Uintah Basin Healthcare Vernal Pharmacy
- Community/Retail Pharmacy
- Vernal, UT
- NPI 1285420414
-
- General Practice Physician
- Des Moines, IA
- NPI 1245820661
Hospital & facility affiliations 4
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Gilbert, AZ
- NPI 1699884858
-
- Home Health Agency
- Sun City, AZ
- NPI 1023051927
-
- Home Health Agency
- Chandler, AZ
- NPI 1831678218
-
- Home Health Agency
- Chandler, AZ
- NPI 1699440073
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1181001600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1768003200000",
"number": "1689876252",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 88747",
"city": "MILWAUKEE",
"state": "WI",
"postal_code": "532888747",
"telephone_number": "480-945-6777",
"fax_number": "480-257-7310"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4135 S POWER RD STE 113",
"city": "MESA",
"state": "AZ",
"postal_code": "852123625",
"telephone_number": "480-626-2444",
"fax_number": "480-409-2987"
}
],
"practiceLocations": [
{
"address_1": "4455 E Camelback Rd Ste D155",
"address_purpose": "LOCATION",
"city": "Phoenix",
"state": "AZ",
"postal_code": "850182888",
"country_code": "US",
"telephone_number": "480-626-2444",
"fax_number": "480-409-2987",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "MAREADY",
"first_name": "DOUGLAS",
"middle_name": "MILAN",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2007-06-05",
"last_updated": "2026-01-10",
"certification_date": "2026-01-10",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "AZ",
"license": "54000",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "331408",
"state": "AZ"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "NPI",
"identifier": "1689876252",
"state": null
}
],
"endpoints": [],
"other_names": []
}
Other providers in Mesa, AZ
- Marchand Institute for Minimally Invasive Surgery
- Marchand OBGYN and Partners PLLC
- Marchand OBGYN PLLC
- Gregory J Marchand, M.D.
- Rebecca Catherine Marcombe, OTR/L
- Michael David Margolis, DDS
- Margot Inc (FYZICAL - East Mesa)
- Maricopa Anesthesia LTD
- Maricopa County Department of Public Health
- Maricopa County Department of Public Health
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 10, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.