Physician Profile
Mary E. Keohane, M.D.
Unclaimed ProfileAbout Dr. Keohane
Mary E. Keohane, M.D. is a specialist based in Sacramento, CA. Medicare claims data shows Mary provided 2,033 services to 1,078 patients. The services billed most often include special stained specimen slides to examine tissue, each additional procedure, pathology examination of tissue using a microscope, intermediate complexity, and special stained specimen slides to examine tissue, initial procedure.
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
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (916) 447-6267
- Email not available
Practice Locations
3301 C ST SUITE 200E
Sacramento, CA 95816
Procedures Most Often Billed to Medicare
2,033 services · 1,078 patients · 19 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Special stained specimen slides to examine tissue, each additional procedure | Lab test | 88341 |
541 | More often than most peers in Specialist |
| Pathology examination of tissue using a microscope, intermediate complexity | Lab test | 88305 |
293 | As often as other peers in Specialist |
| Special stained specimen slides to examine tissue, initial procedure | Lab test | 88342 |
211 | More often than most peers in Specialist |
| Pathology examination of tissue using a microscope, moderately high complexity | Lab test | 88307 |
177 | More often than most peers in Specialist |
| Special stained specimen slides to examine tissue, initial procedure | Lab test | 88342 |
157 | More often than most peers in Specialist |
| Special stained specimen slides to examine tissue, each additional procedure | Lab test | 88341 |
112 | More often than most peers in Specialist |
| Preparation of tissue for examination by removing any calcium present | Lab test | 88311 |
89 | More often than most peers in Specialist |
| Pathology examination of tissue using a microscope, intermediate complexity | Lab test | 88305 |
68 | As often as other peers in Specialist |
| Pathology examination of tissue using a microscope, moderately low complexity | Lab test | 88304 |
62 | More often than most peers in Specialist |
| Special stained specimen slides to identify organisms including interpretation and report | Lab test | 88312 |
58 | As often as other peers in Specialist |
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 specialists at this location 8
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 specialists in Sacramento 8
Same specialty, same city.
More connections — 15 related providers in 2 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1983 at Other 7
Providers who graduated from the same medical school in the same year.
Common questions
What does Mary E. Keohane specialize in?
Mary E. Keohane is a specialist in Sacramento, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Mary E. Keohane located?
Mary E. Keohane is listed at 3301 C St Suite 200E, Sacramento, CA 95816. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Mary E. Keohane's phone number?
The number on file is (916) 447-6267. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Mary E. Keohane?
Mary E. Keohane's National Provider Identifier is 1003922329. 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 Mary E. Keohane train?
Mary E. Keohane attended Other, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Mary E. Keohane have?
Mary E. Keohane has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
What does Mary E. Keohane do most often?
According to Medicare billing data, Mary E. Keohane 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
Is Mary E. Keohane's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Mary E. Keohane. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.