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Nephrology

Adam N. Criss, DO

Works at hospitals in Roslyn, NY · New York

Summary

Dr. Adam N. Criss, DO is a nephrologist at 90 S Bedford Rd, Mount Kisco, NY 10549. Phone: (914) 241-1050. Accepts Medicare assignment. In 2024, Adam N. Criss had 825 Original Medicare patients and 7,724 services. NPI 1386742039. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Nephrologist (Medicare lists Nephrology)
  • Address: 90 S Bedford Rd, Mount Kisco, NY 10549 · Directions
  • Phone: (914) 241‑1050
  • Medicare: Accepts Medicare assignment
  • Hospital: St Francis Hospital - The Heart Center
  • Group practice: Optum Medical Care PC
  • Medical school: New York College Of Osteo Medicine Of New York Institute Of Technology · graduated 1997 (29 years since medical school)
  • Gender (as listed): Male
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Adam N. Criss, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Adam N. Criss accept Medicare assignment?
Yes. Medicare's clinician data says Adam N. Criss 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 Adam N. Criss see?
In 2024, CMS data shows 825 Original Medicare patients and 7,724 services for Adam N. Criss. This counts Original Medicare only and measures volume, not quality.
What is Adam N. Criss's NPI number?
1386742039. 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 Adam N. Criss, 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 patients825
Services billed to Medicare7,724
Different services or procedures91
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Insertion of needle into vein for collection of blood sample (36415)1,025 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)936 services
  3. Creatinine level to test for kidney function or muscle injury (82570)672 services
  4. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)644 services
  5. Kidney function blood test panel (80069)448 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%
  • Chronic kidney disease67%
  • Arthritis54%
  • Ischemic heart disease49%
  • Diabetes48%

Hospitals where Adam N. Criss works

Medicare's Facility Affiliation Data lists Adam N. Criss 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.

Practice locations

Addresses where Adam N. Criss is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Adam N. Criss as a member of this group (CMS data updated October 2, 2026).

  • Optum Medical Care PC1,010 clinicians in the group

Specialties

Find other Nephrology doctors in New York →

Other nephrologists in New York

Clinicians with the same Medicare primary specialty in New York — not a recommendation.

All nephrologists in New York →

Other clinicians in Optum Medical Care PC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialDO
Medical schoolNew York College Of Osteo Medicine Of New York Institute Of Technology
Graduation year1997 (29 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1386742039
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians