Catherine Chamberlin, DO
NPI 1457648420 · Family Medicine Physician · Aspen, CO
Enrolled with Medicare as Practitioner - Occupational Therapist in Private Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Catherine Chamberlin, DO is a Family Medicine Physician provider in Aspen, CO (NPI 1457648420).
Provider details
- NPI number
- 1457648420
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- T1170 (ME)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
14 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
428 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 84 | $91 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 61 | $57 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 52 | $129 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 43 | $130 |
| Administration of Influenza Virus VaccineG0008 | 37 | $33 |
| Administration of Pneumococcal VaccineG0009 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 42 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 82 | 25 |
| Atorvastatin Calcium | 65 | 19 |
| Zolpidem Tartrate | 64 | 22 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 41 | — |
| Gabapentin | 34 | — |
| Alprazolam | 34 | 11 |
| Lisinopril |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-06-29
- Last updated
- 2026-01-05
- Certified
- 2026-01-05
Frequently asked questions
- What is Catherine Chamberlin's NPI number?
- Catherine Chamberlin's National Provider Identifier (NPI) is 1457648420, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Chamberlin's specialty?
- Catherine Chamberlin is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Catherine Chamberlin located?
- Catherine Chamberlin's practice location on file with NPPES is 401 Castle Creek Rd, Aspen, CO 81611-1159.
- What is Catherine Chamberlin's phone number?
- The practice phone number listed in the NPPES registry for Catherine Chamberlin is (970) 279-4111.
- Does Catherine Chamberlin accept Medicare?
- Catherine Chamberlin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Catherine Chamberlin's NPI active?
- Yes — Catherine Chamberlin's NPI (1457648420) is active in the NPPES registry as of the last update on 2026-01-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.