Physician Profile
Unclaimed ProfileAbout MARION
Daniel Michael Marion, M.D. practices internal medicine in Chesterfield, MO. Daniel is a 2014 graduate of Saint Louis University School of Medicine. According to Medicare claims data, Daniel cared for 1,474 Medicare patients across 1,912 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (314) 205-6160
- Email not available
Practice Locations
121 SAINT LUKES CENTER DR SUITE 402
Chesterfield, MO 63017
Procedures Most Often Billed to Medicare
1,912 services · 1,474 patients · 10 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | Treatment | 90677 |
146 |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
94 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
656 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
632 |
| Administration of pneumococcal vaccine | Billing code | G0009 |
146 |
| Administration of influenza virus vaccine | Billing code | G0008 |
94 |
| Hemoglobin a1c level | Lab test | 83036 |
77 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
34 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
18 |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
15 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other internal medicines at this location 6
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 32 related providers in 4 groups
Other internal medicines in Chesterfield 8
Same specialty, same city.
Trained at Saint Louis University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2014 at Saint Louis University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 8
Providers in MO who bill this service to Medicare most often.
Common questions
What does Dr. Marion specialize in?
Dr. Marion is an internal medicine in Chesterfield, MO. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
Where is Dr. Marion located?
Dr. Marion is listed at 121 SAINT LUKES CENTER DR SUITE 402, Chesterfield, MO 63017. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Marion's phone number?
The number on file is (314) 205-6160. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Marion's NPI number?
Dr. Marion's National Provider Identifier is 1275875908. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Marion go to medical school?
Dr. Marion attended Saint Louis University School of Medicine, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Marion been practicing?
Dr. Marion has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Marion do most often?
According to Medicare billing data, Dr. Marion provides treatments such as pneumococcal conjugate vaccine, 20 valent , for intramuscular use and influenza vaccine split virus, preservative free, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Marion confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Marion. If this is you, claiming it is free.
Guide.md
Is this your profile?
Verify your identity to control how patients — and AI assistants — describe you.
Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.