Yael Marks, M.D.
NPI 1699034025 · Surgical Critical Care Physician · Chappaqua, NY
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yael Marks, M.D. is a Surgical Critical Care Physician provider in Chappaqua, NY (NPI 1699034025).
Provider details
- NPI number
- 1699034025
- Entity type
- Individual
- Primary specialty
- Surgical Critical Care PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
737 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 | 346 | $75 |
| Removal of Skin and Tissue, Each Additional 20.0 Sq Cm Or Less11045 | 163 | $30 |
| Removal of Skin and Tissue, 20.0 Sq Cm Or Less11042 | 100 | $70 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 49 | $95 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 34 | $89 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$15 across 1 record (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
- 2012-05-04
- Last updated
- 2022-01-18
- Certified
- 2022-01-18
Frequently asked questions
- What is Yael Marks's NPI number?
- Yael Marks's National Provider Identifier (NPI) is 1699034025, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yael Marks's specialty?
- Yael Marks is listed in the NPPES registry with a primary specialty of Surgical Critical Care Physician (Allopathic & Osteopathic Physicians).
- Where is Yael Marks located?
- Yael Marks's practice location on file with NPPES is 480 Bedford Rd, Chappaqua, NY 10514-1715.
- What is Yael Marks's phone number?
- The practice phone number listed in the NPPES registry for Yael Marks is (914) 223-1756.
- Does Yael Marks accept Medicare?
- Yael Marks is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yael Marks's NPI active?
- Yes — Yael Marks's NPI (1699034025) is active in the NPPES registry as of the last update on 2022-01-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.