Monika Aplyn, M.D.
NPI 1336195247 · Internal Medicine Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Critical Care (intensivists) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Monika Aplyn, M.D. is a Internal Medicine Physician provider in Saint Louis, MO (NPI 1336195247).
Provider details
- NPI number
- 1336195247
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 2001014588 (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
20 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
525 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) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 313 | $230 |
| Critical Care, Each Additional 30 Minutes99292 | 64 | $115 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 63 | $131 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 59 | $88 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 15 | $145 |
| Insertion of Non-Tunneled Central Venous Tube for Infusion (5 Years Or Older)36556 | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-25
- Last updated
- 2009-04-16
Frequently asked questions
- What is Monika Aplyn's NPI number?
- Monika Aplyn's National Provider Identifier (NPI) is 1336195247, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Monika Aplyn's specialty?
- Monika Aplyn is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Monika Aplyn located?
- Monika Aplyn's practice location on file with NPPES is 6420 Clayton Rd, Saint Louis, MO 63117-1811.
- What is Monika Aplyn's phone number?
- The practice phone number listed in the NPPES registry for Monika Aplyn is (314) 768-8000.
- Does Monika Aplyn accept Medicare?
- Monika Aplyn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Monika Aplyn's NPI active?
- Yes — Monika Aplyn's NPI (1336195247) is active in the NPPES registry as of the last update on 2009-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.