Johanna Clewing, M.D.
NPI 1285864884 · Hospitalist Physician · Houston, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Johanna Clewing, M.D. is a Hospitalist Physician provider in Houston, TX (NPI 1285864884).
Provider details
- NPI number
- 1285864884
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- N3568 (TX)
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
16 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
211 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 35 Minutes99232 | 81 | $79 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 36 | $174 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 34 | $50 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 25 | $114 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 21 | $119 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-07-17
- Last updated
- 2016-12-16
Frequently asked questions
- What is Johanna Clewing's NPI number?
- Johanna Clewing's National Provider Identifier (NPI) is 1285864884, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Johanna Clewing's specialty?
- Johanna Clewing is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Johanna Clewing located?
- Johanna Clewing's practice location on file with NPPES is 6550 Fannin St, Houston, TX 77030-2717.
- What is Johanna Clewing's phone number?
- The practice phone number listed in the NPPES registry for Johanna Clewing is (713) 441-6722.
- Does Johanna Clewing accept Medicare?
- Johanna Clewing is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Johanna Clewing's NPI active?
- Yes — Johanna Clewing's NPI (1285864884) is active in the NPPES registry as of the last update on 2016-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.