Quick answers
- Does Steven R. Gruendling accept Medicare assignment?
- Yes. Medicare's clinician data says Steven R. Gruendling accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Steven R. Gruendling see?
- In 2024, CMS data shows 191 Original Medicare patients and 202 services for Steven R. Gruendling. This counts Original Medicare only and measures volume, not quality.
- What is Steven R. Gruendling's NPI number?
- 1831277235. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Steven R. Gruendling, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 191 |
|---|---|
| Services billed to Medicare | 202 |
| Different services or procedures | 38 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Anesthesia for other procedure on large bowel using an endoscope (00811)28 services
- Anesthesia for other procedure on skin of arms, legs, and front body (00400)27 services
- Anesthesia for removal of urinary bladder tumors including use of an endoscope (00912)18 services
- Anesthesia for other procedure on lower abdomen outside abdominal cavity (00860)14 services
- Anesthesia for procedure on nerves, muscles, tendons, fascia, and bursae of shoulder and underarm (01610)13 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)64%
- Arthritis55%
- Ischemic heart disease38%
- Anxiety36%
Hospitals where Steven R. Gruendling works
Medicare's Facility Affiliation Data lists Steven R. Gruendling at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Jersey Shore University Medical CenterNeptune, NJ · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 310073
Practice locations
Addresses where Steven R. Gruendling is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.
- 19 Davis AveNeptune, NJ 07753
- 1944 Route 33Neptune, NJ 07753 (732) 776‑3787
- 1944 Route 33, Suite 203Neptune, NJ 07753 (732) 613‑9144
- 1945 Route 33Neptune, NJ 07753
- 3600 Route 66, Fl 3Neptune, NJ 07753
Group practices
Medicare enrollment lists Steven R. Gruendling as a member of these groups (CMS data updated October 2, 2026).
- Hackensack Meridian Health Medical Group - Specialty Care PC1,922 clinicians in the group
- MSK Monmouth295 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), New Jersey →
Other nurse anesthetists in Neptune
Clinicians with the same Medicare primary specialty in Neptune, NJ — not a recommendation.
Other clinicians in Hackensack Meridian Health Medical Group - Specialty Care PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 1995 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1831277235 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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