Carrie Rys, NP
NPI 1205123122 · Adult Health Nurse Practitioner · Chelmsford, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carrie Rys, NP is a Adult Health Nurse Practitioner provider in Chelmsford, MA (NPI 1205123122).
Provider details
- NPI number
- 1205123122
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- RN2258311 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,268 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 734 | $97 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 232 | $68 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 195 | $138 |
| Advance Care Planning, First 30 Minutes99497 | 71 | $67 |
| Nursing Facility Discharge Management, More Than 30 Minutes99316 | 36 | $117 |
Typical Medicare-allowed amounts for these services range $67–$138 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Warfarin Sodium | 161 | — |
| Lorazepam | 133 | 35 |
| Oxycodone Hcl | 85 | 19 |
| Trazodone Hcl | 61 | 33 |
| Tramadol Hcl | 51 | 14 |
| Furosemide | 35 | 18 |
| Gabapentin | 34 | 23 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-06-29
- Last updated
- 2025-05-28
- Certified
- 2025-05-28
Frequently asked questions
- What is Carrie Rys's NPI number?
- Carrie Rys's National Provider Identifier (NPI) is 1205123122, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carrie Rys's specialty?
- Carrie Rys is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Carrie Rys located?
- Carrie Rys's practice location on file with NPPES is 290 Littleton Rd Unit 3, Chelmsford, MA 01824-3429.
- What is Carrie Rys's phone number?
- The practice phone number listed in the NPPES registry for Carrie Rys is (978) 685-2460.
- Does Carrie Rys accept Medicare?
- Carrie Rys is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carrie Rys's NPI active?
- Yes — Carrie Rys's NPI (1205123122) is active in the NPPES registry as of the last update on 2025-05-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.