Katherine Parker, M.D.
NPI 1396062170 · Hospitalist Physician · Dubuque, IA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Parker, M.D. is a Hospitalist Physician provider in Dubuque, IA (NPI 1396062170).
Provider details
- NPI number
- 1396062170
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD-42367 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
16 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
591 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 | 372 | $72 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 82 | $74 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 45 | $102 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 33 | $105 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 22 | $120 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 78 | 18 |
| Furosemide | 49 | 25 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 46 | 16 |
| Metoprolol Tartrate | 41 | 13 |
| Atorvastatin Calcium | 34 | 11 |
| Metoprolol Succinate | 33 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$25 across 1 record (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
Registry dates
- Enumerated
- 2010-05-03
- Last updated
- 2018-10-16
Frequently asked questions
- What is Katherine Parker's NPI number?
- Katherine Parker's National Provider Identifier (NPI) is 1396062170, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Parker's specialty?
- Katherine Parker is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine Parker located?
- Katherine Parker's practice location on file with NPPES is 250 Mercy Dr, Dubuque, IA 52001-7320.
- What is Katherine Parker's phone number?
- The practice phone number listed in the NPPES registry for Katherine Parker is (563) 584-3226.
- Does Katherine Parker accept Medicare?
- Katherine Parker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Parker's NPI active?
- Yes — Katherine Parker's NPI (1396062170) is active in the NPPES registry as of the last update on 2018-10-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.