Active NPI
Amjad Riaz-Ul-Haq, MD
- Internal Medicine Physician
- Phoenix, AZ
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- 26788
- Practice address
- 19636 N 27TH Ave Ste 308
Phoenix, AZ 85027-4020 - Phone
- (623) 780-1999
- Fax
- (623) 516-0950
- NPI assigned
- Jan 24, 2006
- Last updated
- Jan 20, 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 | 26788 | AZ | Primary |
Addresses
Primary practice location
19636 N 27TH Ave Ste 308
Phoenix, AZ 85027-4020
Mailing address
19636 N 27TH Ave Ste 308
Phoenix, AZ 85027-4020
Phone (623) 780-1999
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 436718 | Medicaid | AZ |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in AZ
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Internal Medicine
- Education
- Other, 1989
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
1400 S Dobson Rd
Mesa, AZ 85202-4707
Phone (480) 626-4813
19636 N 27TH Ave
Suite 308
Phoenix, AZ 85027-4020
Phone (623) 780-1999
6220 W Bell Rd
Glendale, AZ 85308-3896
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 26788 | AZ | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Cigna Healthcare of Arizona, Inc. | Current | Accepting new patients | |
| Cigna Health Care of Arizona Inc. | Current | Accepting new patients | |
| Honorhealth Medical Group, LLC | Family Medicine | Current | Accepting new patients |
| Honorhealth Medical Group, LLC | Family Medicine | Current | Accepting new patients |
| Cigna Healthcare of Arizona, Inc. | Current | Accepting new patients | |
| Sun Health Corporation | Past | Accepting new patients | |
| Honorhealth Medical Group, LLC | Family Medicine | Past | Accepting new patients |
| Banner Desert Medical Center | Past | Accepting new patients |
Locations
3648 W Anthem Way
Ste A100
Anthem, AZ 85086
Phone (623) 434-6444
5891 W Eugie Ave
Glendale, AZ 85304
Phone (602) 588-6600
6220 W Bell Rd
Ste 130
Glendale, AZ 85308
Phone (602) 547-7348
10230 W Happy Valley Pkwy
Ste 100C
Peoria, AZ 85383
Phone (623) 561-3030
21731 N 77th Ave
Ste 1300
Peoria, AZ 85382
Phone (623) 561-3300
1515 E Bethany Home Rd
Ste 120A
Phoenix, AZ 85014
Phone (480) 718-5072
19636 N 27th Ave
Ste 308
Phoenix, AZ 85027
Phone (623) 780-1999
8888 E Raintree Dr
Fl 3
Scottsdale, AZ 85260
8888 E Raintree Dr
Ste 300
Scottsdale, AZ 85260
Phone (602) 328-8400
13041 N Del Webb Blvd
Sun City, AZ 85351
Phone (623) 977-7201
13991 W Grand Ave
Ste 105
Surprise, AZ 85374
Phone (623) 455-7800
1626 S Priest Dr
Ste 104
Tempe, AZ 85281
Phone (480) 882-7320
1761 E Warner Rd
Ste 2
Tempe, AZ 85284
Phone (480) 882-7390
Interoperability endpoints
- ariaz10311@evernorth.direct-ci.com
Organizations & group practices 10
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.
-
- Internal Medicine Physician
- Mesa, AZ
- NPI 1720120678
-
- Primary Care Clinic/Center
- Peoria, AZ
- NPI 1043851793
-
dba EVERNORTH Care Group North Valley Health Center
- Clinic/Center
- Phoenix, AZ
- NPI 1134290786
-
dba EVERNORTH Care Group
- Multi-Specialty Clinic/Center
- Scottsdale, AZ
- NPI 1073626404
-
dba Arrowhead Ranch Medical Office; Arrowhead Ranch
- Multi-Specialty Clinic/Center
- Peoria, AZ
- NPI 1730417676
-
- Family Medicine Physician
- Scottsdale, AZ
- NPI 1285338343
-
dba John C Lincoln , LLC
- Family Medicine Physician
- Phoenix, AZ
- NPI 1689136160
-
- General Acute Care Hospital
- Mesa, AZ
- NPI 1720011810
-
dba Dearing Family Medicine
- Family Medicine Physician
- Phoenix, AZ
- NPI 1679876601
-
dba Sun Health Neurosurgery Associates
- Clinic/Center
- Sun City, AZ
- NPI 1568412658
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Mesa, AZ
- NPI 1720011810
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1138060800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1768867200000",
"number": "1629048525",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "19636 N 27TH AVE STE 308",
"city": "PHOENIX",
"state": "AZ",
"postal_code": "850274020",
"telephone_number": "623-780-1999",
"fax_number": "623-516-0950"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "19636 N 27TH AVE STE 308",
"city": "PHOENIX",
"state": "AZ",
"postal_code": "850274020",
"telephone_number": "623-780-1999",
"fax_number": "623-516-0950"
}
],
"practiceLocations": [],
"basic": {
"last_name": "RIAZ-UL-HAQ",
"first_name": "AMJAD",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-01-24",
"last_updated": "2026-01-20",
"certification_date": "2026-01-20",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "AZ",
"license": "26788",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "436718",
"state": "AZ"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Phoenix, AZ
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 20, 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.