Eric Mai, MD
NPI 1477520583 · Family Medicine Physician · Creve Coeur, MO
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eric Mai, MD is a Family Medicine Physician provider in Creve Coeur, MO (NPI 1477520583).
Provider details
- NPI number
- 1477520583
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 2002005132 (MO)
Specialties & taxonomies
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
420 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 92 | $87 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 83 | $107 |
| Detection Test By Immunoassay With Direct Visual Observation for Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19)87811 | 54 | $41 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 33 | $123 |
| Injection of Chemical Agent Into Multiple Incompetent Veins of Leg36471 | 29 | $189 |
| Injection of Chemical Agent Into Multiple Incompetent Veins of Same Leg Using Ultrasound Guidance |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 34 | 34 |
| Cephalexin | 31 | 31 |
| Nirmatrelvir/Ritonavirbrand: Paxlovid | 25 | 25 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 24 | 22 |
| Doxycycline Hyclate | 22 | 22 |
| Prednisone | 16 | 16 |
| Ciprofloxacin Hcl | 12 |
Practice location
Mailing address
Additional practice locations (1)
- 714 Gravois RdSuite 100Fenton, MO 63026-7723Phone: (636) 326-6100Fax: (636) 326-6110
Registry dates
- Enumerated
- 2006-03-07
- Last updated
- 2022-05-13
- Certified
- 2022-05-13
Frequently asked questions
- What is Eric Mai's NPI number?
- Eric Mai's National Provider Identifier (NPI) is 1477520583, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eric Mai's specialty?
- Eric Mai is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Eric Mai located?
- Eric Mai's practice location on file with NPPES is 11445 Olive Blvd, Creve Coeur, MO 63141-7108.
- What is Eric Mai's phone number?
- The practice phone number listed in the NPPES registry for Eric Mai is (314) 428-9543.
- Does Eric Mai accept Medicare?
- Eric Mai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eric Mai's NPI active?
- Yes — Eric Mai's NPI (1477520583) is active in the NPPES registry as of the last update on 2022-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.