Physician Profile
Unclaimed ProfileAbout CHALMERS
Peter Nissen Chalmers, MD practises orthopedic surgery in Saint Louis, MO. Peter is a 2010 graduate of University of Missouri, Columbia School of Medicine. Peter is also listed as specialising in orthopaedic surgery.
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
Common questions
What kind of doctor is Dr. Chalmers?
Dr. Chalmers is an orthopedic surgeon in Saint Louis, MO. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “ORTHOPEDIC SURGERY”.
NPI registry
What is Dr. Chalmers's address?
Dr. Chalmers is listed at 4921 PARKVIEW PL STE 6A/6B/12A, Saint Louis, MO 63110. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Chalmers?
The number on file is (314) 514-3500. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Chalmers?
Dr. Chalmers's National Provider Identifier is 1518288323. 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. Chalmers train?
Dr. Chalmers attended University of Missouri, Columbia School of Medicine, graduating in 2010. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Chalmers have?
Dr. Chalmers has 16 years experience. Calculated from a graduation year of 2010, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Chalmers perform?
According to Medicare billing data, Dr. Chalmers performs procedures including prosthetic repair of shoulder joint, total shoulder, aspiration and/or injection of fluid from large joint and removal of extensive shoulder joint tissue using an endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Chalmers's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Chalmers. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (314) 514-3500
- Email not available
Practice Locations
4921 PARKVIEW PL STE 6A/6B/12A
Saint Louis, MO 63110
Procedures Most Often Billed to Medicare
413 services · 355 patients · 13 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Prosthetic repair of shoulder joint, total shoulder | Procedure | 23472 |
25 |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
19 |
| Removal of extensive shoulder joint tissue using an endoscope | Procedure | 29823 |
13 |
| Anchoring of biceps tendon | Procedure | 23430 |
11 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
75 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
57 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
41 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
39 |
| 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 |
36 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
31 |
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 orthopedic surgeons at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
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 — 30 related providers in 4 groups
Other orthopedic surgeons in Saint Louis 6
Same specialty, same city.
Trained at University of Missouri, Columbia School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2010 at University of Missouri, Columbia School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Prosthetic repair of shoulder joint, total shoulder 8
Providers in MO who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.