Quick answers
- Which hospitals does Robert D. Lang work at?
- Medicare's official clinician data lists Robert D. Lang at 2 hospitals: Spectrum Health and Spectrum Health United Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Robert D. Lang see patients?
- Medicare's clinician data lists 4 practice locations, including Grand Rapids, MI and Wyoming, MI. Call before your visit to confirm the address.
- What is Robert D. Lang's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Pediatric Medicine.
- Does Robert D. Lang accept Medicare assignment?
- Yes. Medicare's clinician data says Robert D. Lang 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 Robert D. Lang?
- (616) 459-3158, as listed in official Medicare / NPI Registry data.
- What is Robert D. Lang's NPI number?
- 1871597377. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Robert D. Lang works
Medicare's Facility Affiliation Data lists Robert D. Lang at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Spectrum HealthGrand Rapids, MI · Acute Care Hospital · CCN 230038
- Spectrum Health United HospitalGreenville, MI · Acute Care Hospital · CCN 230035
Practice locations
Addresses where Robert D. Lang is enrolled with Medicare (CMS data updated 2026-10-02).
- 1000 E Paris Ave SE, Suite 100Grand Rapids, MI 49546 (616) 459‑3158
- 2093 Health Dr SW, Suite 200Wyoming, MI 49519 (616) 988‑0737
- 5060 Cascade Rd, Suite AGrand Rapids, MI 49546
- 5060 Cascade Rd SE, Suite AGrand Rapids, MI 49546
Group practices
Medicare enrollment lists Robert D. Lang as a member of these groups (CMS data updated 2026-10-02).
- Center for Physical Rehabilitation and Therapy LP369 clinicians in the group
- Center for Physical Rehabilitation Inc357 clinicians in the group
- Grand Valley Medical Specialists PLC19 clinicians in the group
Specialties
- Internal Medicineprimary
- Pediatric Medicinealso
Other internal medicine doctors in Grand Rapids
Clinicians with the same Medicare primary specialty in Grand Rapids, MI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Minnesota Medical School |
| Graduation year | 1993 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1871597377 |
| 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