Margaret Ruddy, PA
NPI 1902843113 · Physician Assistant · Highlands Ranch, CO
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Ruddy, PA is a Physician Assistant provider in Highlands Ranch, CO (NPI 1902843113).
Provider details
- NPI number
- 1902843113
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- 1682 (CO)
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
20 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
857 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 200 | $13 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 78 | $106 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 74 | $63 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 66 | $91 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 58 | $79 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 63 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 228 | 75 |
| Atorvastatin Calcium | 179 | 61 |
| Amlodipine Besylate | 102 | 35 |
| Lisinopril | 96 | 30 |
| Losartan Potassium | 80 | 30 |
| Trazodone Hcl | 78 | 24 |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-31
- Last updated
- 2026-02-26
- Certified
- 2026-02-26
Frequently asked questions
- What is Margaret Ruddy's NPI number?
- Margaret Ruddy's National Provider Identifier (NPI) is 1902843113, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Ruddy's specialty?
- Margaret Ruddy is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Margaret Ruddy located?
- Margaret Ruddy's practice location on file with NPPES is 3235 Mill Vista Rd, Highlands Ranch, CO 80129-2440.
- What is Margaret Ruddy's phone number?
- The practice phone number listed in the NPPES registry for Margaret Ruddy is (303) 876-8320.
- Does Margaret Ruddy accept Medicare?
- Margaret Ruddy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Ruddy's NPI active?
- Yes — Margaret Ruddy's NPI (1902843113) is active in the NPPES registry as of the last update on 2026-02-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.