Cameron Parker, MD
NPI 1164912127 · Hospitalist Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cameron Parker, MD is a Hospitalist Physician provider in Saint Louis, MO (NPI 1164912127).
Provider details
- NPI number
- 1164912127
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 2025041486 (MO)
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 tenure28% of score
8 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
262 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 Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 128 | $114 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 60 | $109 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 47 | $76 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 27 | $166 |
Typical Medicare-allowed amounts for these services range $76–$166 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Carvedilol | 31 | — |
| Pantoprazole Sodium | 31 | 15 |
| Amlodipine Besylate | 23 | — |
| Furosemide | 23 | 12 |
| Prednisone | 16 | 11 |
| Apixabanbrand: Eliquis | 15 | — |
| Quetiapine Fumarate | 15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-05-15
- Last updated
- 2025-11-17
- Certified
- 2021-12-01
Frequently asked questions
- What is Cameron Parker's NPI number?
- Cameron Parker's National Provider Identifier (NPI) is 1164912127, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cameron Parker's specialty?
- Cameron Parker is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Cameron Parker located?
- Cameron Parker's practice location on file with NPPES is 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110-1003.
- What is Cameron Parker's phone number?
- The practice phone number listed in the NPPES registry for Cameron Parker is (314) 362-1700.
- Does Cameron Parker accept Medicare?
- Cameron Parker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cameron Parker's NPI active?
- Yes — Cameron Parker's NPI (1164912127) is active in the NPPES registry as of the last update on 2025-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.