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Edit this profileAt a glance
- 2299 Technology Dr Ste 320, O'fallon, MO 63368
About Maria Walls
Maria L. Walls, ANP is a nurse practitioner — adult health practicing in O'fallon, MO. Maria is also listed as specializing in registered nurse. Medicare claims data shows Maria provided 396 services to 320 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, insertion of needle into vein for collection of blood sample, and annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit. This provider record is associated with NPI 1740517515.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (314) 996-4545
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
2299 TECHNOLOGY DR STE 320
O'fallon, MO 63368
Conditions and Services Within This Provider's Scope
Within Nurse Practitioner - Adult Health generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Allergies
Allergy & skin
Blood disorders
Bone health
Brain & nerves
Digestive
Digestive health
Eye issues
Foot & ankle
General health
Heart
Heart & circulation
Hormones & endocrine
Infections
Joints & bones
Men's health
Mental health
Pain
Pain & musculoskeletal
Respiratory
Sexual health
Skin
Skin & hair
Skin & nails
Skin issues
Sleep
Urinary
Weight management
Women's health
Procedures & services
Acute care
Care coordination
Clinical exams
Diagnostics
Endocrine
Heart health
- Cholesterol and Lipid Blood Panel
- Blood Pressure Check
- Heart monitor
Medication management
Men's health
Mental health
Minor procedures
- Superficial foreign-body removal
- Incision and drainage of an abscess
- Ingrown toenail removal
- Skin biopsy
- Skin Tag Removal
- Wart Removal
- Wound care and dressing
Preventive care
- Travel health clinic and vaccines
- Colon cancer screening consult
- Medicare wellness visit
- Smoking cessation counseling
Screenings & tests
Sexual health
Skin care
Telehealth
Urgent care
Weight management
Most searched procedures
Allergy & immunology
Diabetes care
Digestive
- H. Pylori Breath Test
Ear care
- Earwax removal
Heart & circulation
- EKG
Injections
Occupational health
Pain & wellness
Pain management
Respiratory care
- Breathing Treatment
- Spirometry
Senior care
- Cognitive and memory screening
- Fall risk assessment
Sleep
Women's health
Procedures Most Often Billed to Medicare
396 services · 320 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
82 | More often than most peers in Nurse Practitioner, Adult |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
11 | Less often than most peers in Nurse Practitioner, Adult |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
114 | As often as other peers in Nurse Practitioner, Adult |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
80 | More often than most peers in Nurse Practitioner, Adult |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
45 | As often as other peers in Nurse Practitioner, Adult |
| Hemoglobin a1c level | Lab test | 83036 |
34 | As often as other peers in Nurse Practitioner, Adult |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
16 | Less often than most peers in Nurse Practitioner, Adult |
| Administration of influenza virus vaccine | Billing code | G0008 |
14 | Less often than most peers in Nurse Practitioner, Adult |
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 7
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 nurse practitioners in O'fallon 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2004 at Other 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 is Maria L. Walls's specialty?
Maria L. Walls is a nurse practitioner in O'fallon, MO. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Adult Health”.
NPI registry
Where can I find Maria L. Walls?
Maria L. Walls is listed at 2299 Technology Dr Ste 320, O'fallon, MO 63368. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Maria L. Walls?
The number on file is (314) 996-4545. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Maria L. Walls?
Maria L. Walls's National Provider Identifier is 1740517515. 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
What is Maria L. Walls's education?
Maria L. Walls attended Other, graduating in 2004. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Maria L. Walls have?
Maria L. Walls has 22 years experience. Calculated from a graduation year of 2004, reported in the CMS National Downloadable File.
CMS public data
What is Maria L. Walls known for?
According to Medicare billing data, Maria L. Walls performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as 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
Is Maria L. Walls's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Maria L. Walls. If this is you, claiming it is free.
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