Benjamin Kwok
NPI 1841680469 · Pulmonary Disease Physician · New York, NY
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Benjamin Kwok is a Pulmonary Disease Physician provider in New York, NY (NPI 1841680469).
Provider details
- NPI number
- 1841680469
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- 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 tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
475 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 156 | $233 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 88 | $130 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 75 | $86 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 73 | $54 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 35 | $189 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-02-03
- Last updated
- 2022-10-13
- Certified
- 2022-10-13
Frequently asked questions
- What is Benjamin Kwok's NPI number?
- Benjamin Kwok's National Provider Identifier (NPI) is 1841680469, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Benjamin Kwok's specialty?
- Benjamin Kwok is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Benjamin Kwok located?
- Benjamin Kwok's practice location on file with NPPES is 550 1st Ave, New York, NY 10016-6402.
- What is Benjamin Kwok's phone number?
- The practice phone number listed in the NPPES registry for Benjamin Kwok is (212) 263-5506.
- Does Benjamin Kwok accept Medicare?
- Benjamin Kwok is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Benjamin Kwok's NPI active?
- Yes — Benjamin Kwok's NPI (1841680469) is active in the NPPES registry as of the last update on 2022-10-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.