Physician Profile
Unclaimed ProfileAbout ELLENA
John T Ellena, MD practices internal medicine in Saint Louis, MO. John is a 1983 graduate of Southern Illinois University School of Medicine. According to Medicare claims data, John cared for 953 Medicare patients across 1,372 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) 758-6053
- Email not available
Practice Locations
1040 N MASON RD STE 102
Saint Louis, MO 63141
Procedures Most Often Billed to Medicare
1,372 services · 953 patients · 16 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
123 |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
96 |
| Sarscv2 vac 30mcg trs-suc im | Treatment | 91320 |
36 |
| Admn sarscov2 vacc 1 dose | Treatment | 90480 |
36 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
21 |
| Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | Treatment | 90677 |
16 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
313 |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
190 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
182 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
152 |
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.
Related specialists at this location 6
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.
Other internal medicines in Saint Louis 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Southern Illinois University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1983 at Southern Illinois University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in MO who bill this service to Medicare most often.
Common questions
What does Dr. Ellena specialize in?
Dr. Ellena is an internal medicine in Saint Louis, MO. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
Where is Dr. Ellena located?
Dr. Ellena is listed at 1040 N MASON RD STE 102, Saint Louis, MO 63141. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Ellena's phone number?
The number on file is (314) 758-6053. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Ellena's NPI number?
Dr. Ellena's National Provider Identifier is 1487767240. 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. Ellena go to medical school?
Dr. Ellena attended Southern Illinois University School of Medicine, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Ellena been practicing?
Dr. Ellena has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Ellena do most often?
According to Medicare billing data, Dr. Ellena performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as influenza vaccine split virus, preservative free and sarscv2 vac 30mcg trs-suc im, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Ellena confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ellena. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.