Quick answers
- Does Nils A. Guttenplan accept Medicare assignment?
- Medicare's clinician data says Nils A. Guttenplan may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Nils A. Guttenplan see?
- In 2024, CMS data shows 457 Original Medicare patients and 1,868 services for Nils A. Guttenplan. This counts Original Medicare only and measures volume, not quality.
- What is Nils A. Guttenplan's NPI number?
- 1952399610. 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 Nils A. Guttenplan, 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 | 457 |
|---|---|
| Services billed to Medicare | 1,868 |
| Different services or procedures | 64 |
| Participating Medicare provider | Yes |
| Average age of these patients | 78 |
Most frequent services
- Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days (93297)500 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)224 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)222 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)149 services
- Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days (93294)123 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%
- Atrial fibrillation67%
- Diabetes59%
- Ischemic heart disease58%
- Heart failure55%
Hospitals where Nils A. Guttenplan works
Medicare's Facility Affiliation Data lists Nils A. Guttenplan 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.
- Montefiore Medical CenterBronx, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330059
Practice locations
Addresses where Nils A. Guttenplan is enrolled with Medicare (CMS data updated October 2, 2026).
- 111 E 210th StBronx, NY 10467 (718) 920‑4321
Group practices
Medicare enrollment lists Nils A. Guttenplan as a member of this group (CMS data updated October 2, 2026).
- Montefiore Medical Center2,820 clinicians in the group
Specialties
Other cardiac electrophysiologists in Bronx
Clinicians with the same Medicare primary specialty in Bronx, NY — not a recommendation.
Other clinicians in Montefiore Medical Center
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | New York Medical College |
| Graduation year | 2001 (25 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1952399610 |
| 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