Kristin Fless, M.D.
NPI 1043305493 · Critical Care Medicine (Internal Medicine) Physician · Livingston, NJ
Enrolled with Medicare as Practitioner - Critical Care (intensivists) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kristin Fless, M.D. is a Critical Care Medicine (Internal Medicine) Physician provider in Livingston, NJ (NPI 1043305493).
Provider details
- NPI number
- 1043305493
- Entity type
- Individual
- Primary specialty
- Critical Care Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 25MA06455300 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
582 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 191 | $101 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 122 | $142 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 53 | $82 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 47 | $129 |
| Test to Examine How Well the Lungs Exchange Gases94729 | 35 | $9 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 118 | 55 |
| Montelukast Sodium | 82 | 16 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 62 | 17 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 46 | 15 |
| Azithromycin | 43 | 29 |
| Umeclidinium Brm/Vilanterol Trbrand: Anoro Ellipta | 42 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$625 across 34 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-03
- Last updated
- 2007-07-31
Frequently asked questions
- What is Kristin Fless's NPI number?
- Kristin Fless's National Provider Identifier (NPI) is 1043305493, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kristin Fless's specialty?
- Kristin Fless is listed in the NPPES registry with a primary specialty of Critical Care Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Kristin Fless located?
- Kristin Fless's practice location on file with NPPES is 94 Old Short Hills Rd, Livingston, NJ 07039-5672.
- What is Kristin Fless's phone number?
- The practice phone number listed in the NPPES registry for Kristin Fless is (973) 322-2924.
- Does Kristin Fless accept Medicare?
- Kristin Fless is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kristin Fless's NPI active?
- Yes — Kristin Fless's NPI (1043305493) is active in the NPPES registry as of the last update on 2007-07-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.