Quick answers
- Which hospitals does Alan M. Ehrlich work at?
- Medicare's official clinician data lists Alan M. Ehrlich at 2 hospitals: Marlborough Hospital and UMass Memorial Medical Center/University Campus. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Alan M. Ehrlich see patients?
- Medicare's clinician data lists 2 practice locations, including Hudson, MA and Worcester, MA. Call before your visit to confirm the address.
- What is Alan M. Ehrlich's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Alan M. Ehrlich accept Medicare assignment?
- Yes. Medicare's clinician data says Alan M. Ehrlich 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 Alan M. Ehrlich?
- (508) 595-2700, as listed in official Medicare / NPI Registry data.
- What is Alan M. Ehrlich's NPI number?
- 1588727697. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Alan M. Ehrlich works
Medicare's Facility Affiliation Data lists Alan M. Ehrlich at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Marlborough HospitalMarlborough, MA · Acute Care Hospital · CCN 220049
- UMass Memorial Medical Center/University CampusWorcester, MA · Acute Care Hospital · CCN 220163
Practice locations
Addresses where Alan M. Ehrlich is enrolled with Medicare (CMS data updated 2026-10-02).
- 234 Washington StHudson, MA 01749 (508) 595‑2700
- 366 Shrewsbury StWorcester, MA 01604 (508) 595‑2700
Group practices
Medicare enrollment lists Alan M. Ehrlich as a member of this group (CMS data updated 2026-10-02).
- Reliant Medical Group Inc640 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Hudson
Clinicians with the same Medicare primary specialty in Hudson, MA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Rutgers R W Johnson Medical School (cam/new Bruns/pisc) |
| Graduation year | 1984 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1588727697 |
| 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