Quick answers
- Does Kerstin J. Cmok accept Medicare assignment?
- Yes. Medicare's clinician data says Kerstin J. Cmok 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 Kerstin J. Cmok see?
- In 2024, CMS data shows 269 Original Medicare patients and 425 services for Kerstin J. Cmok. This counts Original Medicare only and measures volume, not quality.
- What is Kerstin J. Cmok's NPI number?
- 1548599491. 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 Kerstin J. Cmok, 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 | 269 |
|---|---|
| Services billed to Medicare | 425 |
| Different services or procedures | 12 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)199 services
- Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)61 services
- Destruction of precancer skin growth, 1 growth (17000)55 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)32 services
- Destruction of precancer skin growth, 2-14 growths (17003)30 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 cholesterol73%
- High blood pressure68%
- Arthritis46%
- Anxiety28%
- Osteoporosis24%
- Chronic kidney disease22%
Practice locations
Addresses where Kerstin J. Cmok is enrolled with Medicare (CMS data updated October 2, 2026).
- 22 Mill StArlington, MA 02476 (781) 643‑0500
Group practices
Medicare enrollment lists Kerstin J. Cmok as a member of this group (CMS data updated October 2, 2026).
- Barry S Paul, M.D.3 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Arlington
Clinicians with the same Medicare primary specialty in Arlington, MA — not a recommendation.
Other clinicians in Barry S Paul, M.D.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2001 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1548599491 |
| 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
- 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