Quick answers
- Which hospitals does Allison M. Rathmann work at?
- Medicare's official clinician data lists Allison M. Rathmann at 5 hospitals: HCA Houston Healthcare Clear Lake, HCA Houston Healthcare Kingwood, Marion Communtiy Hospital, The Villages Regional Hospital and UTMB Health League City Campus Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Allison M. Rathmann see patients?
- Medicare's clinician data lists 4 practice locations, including Galveston, TX, Ocala, FL and Webster, TX. Call before your visit to confirm the address.
- What is Allison M. Rathmann's specialty?
- Medicare lists Neurosurgery as the primary specialty.
- Does Allison M. Rathmann accept Medicare assignment?
- Yes. Medicare's clinician data says Allison M. Rathmann accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Allison M. Rathmann?
- (409) 772-6781, as listed in official Medicare / NPI Registry data.
- What is Allison M. Rathmann's NPI number?
- 1699900704. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Allison M. Rathmann works
Medicare's Facility Affiliation Data lists Allison M. Rathmann at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- HCA Houston Healthcare Clear LakeWebster, TX · Acute Care Hospital · CCN 450617
- HCA Houston Healthcare KingwoodKingwood, TX · Acute Care Hospital · CCN 450775
- Marion Communtiy HospitalOcala, FL · Acute Care Hospital · CCN 100212
- The Villages Regional HospitalThe Villages, FL · Acute Care Hospital · CCN 100290
- UTMB Health League City Campus HospitalLeague City, TX · Acute Care Hospital · CCN 450018
Practice locations
Addresses where Allison M. Rathmann is enrolled with Medicare (CMS data updated 2026-10-02).
- 1005 Harborside Dr Fl, Suite 5Galveston, TX 77555 (409) 772‑6781
- 1234 SE Magnolia Ext, Unit 1Ocala, FL 34471 (352) 401‑1218
- 250 Blossom St, Fl 4Webster, TX 77598 (409) 772‑2222
- 400 W Medical Ctr Blvd, Suite 245Webster, TX 77598 (832) 932‑5229
Group practices
Medicare enrollment lists Allison M. Rathmann as a member of these groups (CMS data updated 2026-10-02).
- UTMB Faculty Group Practice1,101 clinicians in the group
- Ocala Health Surgical Group LLC50 clinicians in the group
Specialties
- Neurosurgeryprimary
Other neurosurgeons in Galveston
Clinicians with the same Medicare primary specialty in Galveston, TX — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | New York College Of Osteo Medicine Of New York Institute Of Technology |
| Graduation year | 2007 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1699900704 |
| 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