Physician Profile
Unclaimed ProfileAbout MAH
Anna S Mah, M.D. practices diagnostic radiology in Danbury, CT. Anna is a 1994 graduate of Columbia University College of Physicians and Surgeons. According to Medicare claims data, Anna cared for 3,164 Medicare patients across 3,185 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
- (203) 797-7322
- Email not available
Practice Locations
24 HOSPITAL AVE
Danbury, CT 06810
Procedures Most Often Billed to Medicare
3,185 services · 3,164 patients · 23 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Biopsy of breast and placement of locating device using ultrasound, first growth | Procedure | 19083 |
18 |
| Biopsy of breast and placement of locating device using x-ray with needle, first growth | Procedure | 19081 |
13 |
| Screening mammography | Imaging | 77067 |
678 |
| Screening 3d breast mammography | Imaging | 77063 |
676 |
| Dxa bone density measurement of hip, pelvis, spine | Imaging | 77080 |
359 |
| Complete ultrasound scan of 1 breast | Imaging | 76641 |
227 |
| Screening mammography | Imaging | 77067 |
176 |
| Screening 3d breast mammography | Imaging | 77063 |
175 |
| Dxa bone density measurement of hip, pelvis, spine | Imaging | 77080 |
154 |
| Diagnostic mammography of 1 breast | Imaging | 77065 |
128 |
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 diagnostic radiology specialists at this location 1
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 diagnostic radiology specialists in Danbury 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Columbia University College of Physicians and Surgeons 8
Other providers in the same specialty who trained at the same institution.
Class of 1994 at Columbia University College of Physicians and Surgeons 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of breast and placement of locating device using ultrasound, first growth 8
Providers in CT who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Mah?
Dr. Mah is a diagnostic radiology in Danbury, CT. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “DIAGNOSTIC RADIOLOGY”.
NPI registry
What is Dr. Mah's address?
Dr. Mah is listed at 24 HOSPITAL AVE, Danbury, CT 06810. 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. Mah?
The number on file is (203) 797-7322. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Mah's NPI number?
Dr. Mah's National Provider Identifier is 1932194438. 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. Mah train?
Dr. Mah attended Columbia University College of Physicians and Surgeons, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Mah been practicing?
Dr. Mah has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Mah perform?
According to Medicare billing data, Dr. Mah performs procedures including biopsy of breast and placement of locating device using ultrasound, first growth and biopsy of breast and placement of locating device using x-ray with needle, first growth; reads or performs imaging such as screening mammography and screening 3d breast mammography. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Mah confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Mah. 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.