Physician Profile
Unclaimed ProfileAbout GREENE
Based in Santa Rosa, CA, David A Greene, MD is listed in the NPI registry under geriatric medicine. David graduated from Michigan State University College of Human Medicine in 1978. David is also listed as specializing in internal medicine. According to Medicare claims data, David cared for 126 Medicare patients across 349 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
- (707) 579-6957
- Email not available
Practice Locations
5555 MONTGOMERY DR
Santa Rosa, CA 95409
Procedures Most Often Billed to Medicare
349 services · 126 patients · 2 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
290 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
59 |
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 geriatric medicines at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
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 — 21 related providers in 3 groups
Other geriatric medicines in Santa Rosa 5
Same specialty, same city.
Trained at Michigan State University College of Human Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1978 at Michigan State University College of Human Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Greene specialize in?
Dr. Greene is a geriatric medicine in Santa Rosa, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GERIATRIC MEDICINE”.
NPI registry
Where is Dr. Greene located?
Dr. Greene is listed at 5555 MONTGOMERY DR, Santa Rosa, CA 95409. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Greene's phone number?
The number on file is (707) 579-6957. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Greene's NPI number?
Dr. Greene's National Provider Identifier is 1104802594. 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. Greene go to medical school?
Dr. Greene attended Michigan State University College of Human Medicine, graduating in 1978. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Greene been practicing?
Dr. Greene has 48 years experience. Calculated from a graduation year of 1978, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Greene do most often?
According to Medicare billing data, Dr. Greene the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Greene confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Greene. 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.