Active NPI
Julio C Chirinos Lazarte, MD
- Hospitalist Physician
- Waterloo, IA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Hospitalist Physician
- License
- MD-41455
- Practice address
- 1825 Logan Ave Ste 201
Waterloo, IA 50703-1916 - Phone
- (319) 235-3838
- Fax
- (319) 235-5272
- NPI assigned
- Aug 26, 2010
- 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 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 125055642 | IL | |
| Internal Medicine Physician | 207R00000X | MD-41455 | IA | |
| Hospitalist Physician | 208M00000X | MD-41455 | IA | Primary |
Addresses
Primary practice location
1825 Logan Ave Ste 201
Waterloo, IA 50703-1916
Mailing address
1825 Logan Ave Ste 201
Waterloo, IA 50703-1916
Phone (319) 235-3838
Other practice location 1
3 S 4th Ave
Marshalltown, IA 50158-2924
Phone (641) 754-5145
Other practice location 2
146 W Dale St Ste 201
Waterloo, IA 50703-1901
Phone (319) 234-4431
Other names 1
- Julio C Chirinos
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in IA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: No
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Hospitalist
- Education
- Other, 2006
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
146 W Dale St
Suite 201
Waterloo, IA 50703-1901
Phone (319) 226-9888
Hospital & facility affiliations
- Allen Hospital
- Grundy County Memorial Hospital
- Waverly Health Center
- Mercyone Waterloo Medical Center
- Unitypoint Health - Marshalltown
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 125055642 | IL | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Grinnell Regional Medical Center | Internal Medicine | Current | Accepting new patients |
| The Finley Hospital | Current | Accepting new patients | |
| Unitypoint Health - Marshalltown | Current | Accepting new patients | |
| Iowa Physicians Clinic Medical Foundation | Internal Medicine | Current | Accepting new patients |
| St Luke'S Methodist Hospital | Current | Accepting new patients | |
| Cogent Healthcare of Iowa, PC | Internal Medicine | Current | Accepting new patients |
| Unitypoint Health - Marshalltown | Current | Accepting new patients | |
| Salahuddin Syed MD PC | Current | Accepting new patients | |
| Iowa Physicians Clinic Medical Foundation | Past | Accepting new patients | |
| Allen Memorial Hospital Corporation | Past | Accepting new patients | |
| Allen Memorial Hospital Corporation | Past | Accepting new patients |
Locations
4480 Utica Ridge Rd
Ste 2230
Bettendorf, IA 52722
Phone (563) 742-5150
4480 Utica Ridge Rd
Ste 160
Bettendorf, IA 52722
Phone (563) 742-5950
350 N Grandview Ave
Dubuque, IA 52001
Phone (563) 582-1881
210 4th Ave
Grinnell, IA 50112
Phone (641) 236-2055
55 Unitypoint Way
Marshalltown, IA 50158
Phone (641) 754-5145
3 S 4th Ave
Marshalltown, IA 50158
Phone (641) 754-5145
1000 4th St SW
Mason City, IA 50401
Phone (641) 424-6704
801 5th St
Sioux City, IA 51101
Phone (712) 279-2010
146 W Dale St
Ste 201
Waterloo, IA 50703
Phone (319) 234-4431
1825 Logan Ave
Ste 201
Waterloo, IA 50703
Interoperability endpoints
- jchirinoslazarte196978@direct.unitypoint.org
Organizations & group practices 12
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.
-
- General Practice Physician
- West Des Moines, IA
- NPI 1366425274
Internal Medicine
-
- Internal Medicine Physician
- Cedar Rapids, IA
- NPI 1982654497
-
- Family Medicine Physician
- Grinnell, IA
- NPI 1437663242
Internal Medicine
-
- Emergency Medicine Physician
- Marshalltown, IA
- NPI 1164957593
-
- Family Medicine Physician
- Dubuque, IA
- NPI 1073560462
-
- Anatomic Pathology & Clinical Pathology Physician
- Marshalltown, IA
- NPI 1083054464
-
- General Acute Care Hospital
- Cedar Rapids, IA
- NPI 1083708226
-
- Emergency Medicine Physician
- Dubuque, IA
- NPI 1134176308
-
- Rural Health Clinic/Center
- Waverly, IA
- NPI 1124655006
-
- General Acute Care Hospital
- Waterloo, IA
- NPI 1336231091
-
- Women's Health Nurse Practitioner
- Waterloo, IA
- NPI 1891772927
-
- Family Medicine Physician
- Shellsburg, IA
- NPI 1851839153
Hospital & facility affiliations 5
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Waterloo, IA
- NPI 1336231091
-
- General Acute Care Hospital
- Waterloo, IA
- NPI 1700827896
-
- Critical Access Hospital
- Grundy Center, IA
- NPI 1821055989
-
- General Acute Care Hospital
- Marshalltown, IA
- NPI 1629503057
-
- Critical Access Hospital
- Waverly, IA
- NPI 1447299953
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1282780800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1749600000000",
"number": "1285940338",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1825 LOGAN AVE STE 201",
"city": "WATERLOO",
"state": "IA",
"postal_code": "507031916",
"telephone_number": "319-235-3838",
"fax_number": "319-235-5272"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1825 LOGAN AVE STE 201",
"city": "WATERLOO",
"state": "IA",
"postal_code": "507031916",
"telephone_number": "319-235-3838",
"fax_number": "319-235-5272"
}
],
"practiceLocations": [
{
"address_1": "3 S 4th Ave",
"address_purpose": "LOCATION",
"city": "Marshalltown",
"state": "IA",
"postal_code": "501582924",
"country_code": "US",
"telephone_number": "641-754-5145",
"fax_number": "641-844-6208",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "146 W Dale St Ste 201",
"address_purpose": "LOCATION",
"city": "Waterloo",
"state": "IA",
"postal_code": "507031901",
"country_code": "US",
"telephone_number": "319-234-4431",
"fax_number": "319-235-5004",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "CHIRINOS LAZARTE",
"first_name": "JULIO",
"middle_name": "C",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2010-08-26",
"last_updated": "2025-06-11",
"certification_date": "2025-06-11",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "IL",
"license": "125055642",
"primary": false
},
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "IA",
"license": "MD-41455",
"primary": false
},
{
"code": "208M00000X",
"taxonomy_group": "",
"desc": "Hospitalist",
"state": "IA",
"license": "MD-41455",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "JULIO",
"last_name": "CHIRINOS",
"middle_name": "C",
"credential": "MD",
"code": "2",
"type": "Professional Name"
}
]
}
Other providers in Waterloo, IA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 11, 2025; 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.