Crystal Manse, M.D.
NPI 1366702870 · Internal Medicine Physician · O Fallon, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Crystal Manse, M.D. is a Internal Medicine Physician provider in O Fallon, IL (NPI 1366702870).
Provider details
- NPI number
- 1366702870
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 0101255760 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
14 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,048 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 | 564 | $77 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 200 | $116 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 114 | $171 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 59 | $112 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 31 | $79 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 21 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 54 | — |
| Atorvastatin Calcium | 36 | 13 |
| Apixabanbrand: Eliquis | 25 | — |
| Gabapentin | 24 | 11 |
| Chlorthalidone | 20 | — |
| Oxycodone Hcl | 19 | 19 |
| Hydrocodone/Acetaminophen |
Practice location
Mailing address
Additional practice locations (2)
- 375th Medical Group310w Losey StScott Afb, IL 62225Phone: (618) 256-7799
- 2200 Bergquist DrWilford Hall Ambulatory Surgical CenterLackland a F B, TX 78236-9907Phone: (210) 292-7805Fax: (210) 292-7868
Registry dates
- Enumerated
- 2012-05-18
- Last updated
- 2024-09-12
- Certified
- 2024-09-12
Frequently asked questions
- What is Crystal Manse's NPI number?
- Crystal Manse's National Provider Identifier (NPI) is 1366702870, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Crystal Manse's specialty?
- Crystal Manse is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Crystal Manse located?
- Crystal Manse's practice location on file with NPPES is 3 Saint Elizabeth Blvd Ste 4000, O Fallon, IL 62269-1284.
- What is Crystal Manse's phone number?
- The practice phone number listed in the NPPES registry for Crystal Manse is (618) 233-5480.
- Does Crystal Manse accept Medicare?
- Crystal Manse is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Crystal Manse's NPI active?
- Yes — Crystal Manse's NPI (1366702870) is active in the NPPES registry as of the last update on 2024-09-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.