Physician Profile
Unclaimed ProfileAbout GREER
Listed in the NPI registry as a hospitalist, Robert D Greer, M.D. practices in Carmichael, CA. Robert is also listed as specializing in critical care medicine and pulmonary disease. According to Medicare claims data, Robert cared for 228 Medicare patients across 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
Common questions
What does Dr. Greer specialize in?
Dr. Greer is a hospitalist in Carmichael, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “HOSPITALIST”.
NPI registry
Where is Dr. Greer located?
Dr. Greer is listed at 6555 COYLE AVE STE 215, Carmichael, CA 95608. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Greer's phone number?
The number on file is (916) 536-2442. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Greer's NPI number?
Dr. Greer's National Provider Identifier is 1174943146. 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. Greer go to medical school?
Dr. Greer attended Other, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Greer been practicing?
Dr. Greer has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Greer do most often?
According to Medicare billing data, Dr. Greer performs procedures including emergent insertion of breathing tube into windpipe using an endoscope and insertion of non-tunneled central venous tube for infusion, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Greer confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Greer. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (916) 536-2442
- Email not available
Practice Locations
6555 COYLE AVE STE 215
Carmichael, CA 95608
Procedures Most Often Billed to Medicare
372 services · 228 patients · 6 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Emergent insertion of breathing tube into windpipe using an endoscope | Procedure | 31500 |
24 |
| Insertion of non-tunneled central venous tube for infusion (5 years or older) | Procedure | 36556 |
11 |
| Critical care, first 30-74 minutes | Office visit | 99291 |
157 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
122 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
34 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
24 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other hospitalists at this location 3
Same specialty, same street address — most likely the same department or group.
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 hospitalists in Carmichael 6
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 2014 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Emergent insertion of breathing tube into windpipe using an endoscope 8
Providers in CA 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.