Lynne Walker, NP-C
NPI 1356854525 · Nurse Practitioner · Worcester, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lynne Walker, NP-C is a Nurse Practitioner provider in Worcester, MA (NPI 1356854525).
Provider details
- NPI number
- 1356854525
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP-C
- Sex
- Female
- Sole proprietor
- No
- License
- RN215665 (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 tenure25% of score
8 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,629 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 1,000 | $66 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 269 | $100 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 232 | $68 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 88 | $109 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 40 | $146 |
Typical Medicare-allowed amounts for these services range $66–$146 (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 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonidine Hcl | 137 | 127 |
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 120 | 22 |
| Hydroxyzine Hcl | 93 | 85 |
| Cyclobenzaprine Hcl | 72 | 66 |
| Quetiapine Fumarate | 27 | 22 |
| Baclofen | 23 | 22 |
| Trazodone Hcl | 23 | 23 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$303 across 8 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
Additional practice locations (1)
- 55 Lake Ave NWorcester, MA 01655-0002Phone: (774) 443-7552Fax: (774) 441-6768
Registry dates
- Enumerated
- 2017-11-09
- Last updated
- 2021-04-22
- Certified
- 2021-04-22
Frequently asked questions
- What is Lynne Walker's NPI number?
- Lynne Walker's National Provider Identifier (NPI) is 1356854525, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lynne Walker's specialty?
- Lynne Walker is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Lynne Walker located?
- Lynne Walker's practice location on file with NPPES is 107 Lincoln St, Worcester, MA 01605-2401.
- What is Lynne Walker's phone number?
- The practice phone number listed in the NPPES registry for Lynne Walker is (508) 799-9000.
- Does Lynne Walker accept Medicare?
- Lynne Walker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lynne Walker's NPI active?
- Yes — Lynne Walker's NPI (1356854525) is active in the NPPES registry as of the last update on 2021-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.