Quick answers
- Which hospitals does Grant E. Lattin Jr. work at?
- Medicare's official clinician data lists Grant E. Lattin Jr. at 5 hospitals: Orlando Health, Orlando Health Bayfront Hospital, Orlando Health Sebastian River Hospital, Orlando Health South Lake Hospital and Orlando Health-Health Central Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Grant E. Lattin Jr. see patients?
- Medicare's clinician data lists 7 practice locations, including Altamonte Springs, FL, Orlando, FL and Columbia, MD. Call before your visit to confirm the address.
- What is Grant E. Lattin Jr.'s specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Grant E. Lattin Jr. accept Medicare assignment?
- Medicare's clinician data says Grant E. Lattin Jr. may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Grant E. Lattin Jr.?
- (407) 331-9355, as listed in official Medicare / NPI Registry data.
- What is Grant E. Lattin Jr.'s NPI number?
- 1912084955. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Grant E. Lattin Jr. works
Medicare's Facility Affiliation Data lists Grant E. Lattin Jr. at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Orlando HealthOrlando, FL · Acute Care Hospital · CCN 100006
- Orlando Health Bayfront HospitalSaint Petersburg, FL · Acute Care Hospital · CCN 100032
- Orlando Health Sebastian River HospitalSebastian, FL · Acute Care Hospital · CCN 100217
- Orlando Health South Lake HospitalClermont, FL · Acute Care Hospital · CCN 100051
- Orlando Health-Health Central HospitalOcoee, FL · Acute Care Hospital · CCN 100030
Practice locations
Addresses where Grant E. Lattin Jr. is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.
- 398 E Altamonte DrAltamonte Springs, FL 32701 (407) 331‑9355
- 52 W Underwood StOrlando, FL 32806 (407) 841‑5111
- 5755 Cedar LnColumbia, MD 21044
- 5759 Cedar LnColumbia, MD 21044
- 600 N Wolf StBaltimore, MD 21287
Group practices
Medicare enrollment lists Grant E. Lattin Jr. as a member of these groups (CMS data updated 2026-10-02).
- Johns Hopkins University2,909 clinicians in the group
- Orlando Health Medical Group Inc2,287 clinicians in the group
- Johns Hopkins University713 clinicians in the group
- Ohri LLC154 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Altamonte Springs
Clinicians with the same Medicare primary specialty in Altamonte Springs, FL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Uniformed Services Uhs Fe Hebert School Of Med |
| Graduation year | 2003 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1912084955 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians