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Edit this profileAt a glance
- 1290 Summer St Ste 5200, Stamford, CT 06905
About Dr. Nishida
Based in Stamford, CT, Karen J. Nishida, MD is listed in the NPI registry under gynecologic oncology. Karen graduated from Un of California, Irvine, College of Medicine in 1999. Medicare claims data shows Karen provided 367 services to 294 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, pelvic exam, and established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more. NPI 1962509653 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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
- (203) 998-0848
- Email not available
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Practice Locations
1290 SUMMER ST STE 5200
Stamford, CT 06905
Procedures Most Often Billed to Medicare
367 services · 294 patients · 7 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of uterus, tubes, and/or ovaries through abdomen using an endoscope, 250.0 g or less | Procedure | 58571 |
12 | Less often than most peers in Gynecologic Oncology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
110 | More often than most peers in Gynecologic Oncology |
| Pelvic exam | Office visit | 99459 |
108 | More often than most peers in Gynecologic Oncology |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
46 | As often as other peers in Gynecologic Oncology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
34 | As often as other peers in Gynecologic Oncology |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
30 | As often as other peers in Gynecologic Oncology |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
27 | As often as other peers in Gynecologic Oncology |
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.
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.
Trained at Un of California, Irvine, College of Medicine 2
Other providers in the same specialty who trained at the same institution.
Class of 1999 at Un of California, Irvine, College of Medicine 8
Providers who graduated from the same medical school in the same year.
More connections — 3 related providers in 1 group
Also performs Removal of uterus, tubes, and/or ovaries through abdomen using an endoscope, 250.0 g or less 3
Providers in CT who bill this service to Medicare most often.
Common questions
What does Dr. Nishida specialize in?
Dr. Nishida is a gynecologic oncology in Stamford, CT. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Dr. Nishida located?
Dr. Nishida is listed at 1290 Summer St Ste 5200, Stamford, CT 06905. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Nishida's phone number?
The number on file is (203) 998-0848. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Nishida?
Dr. Nishida's National Provider Identifier is 1962509653. 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. Nishida go to medical school?
Dr. Nishida attended Un of California, Irvine, College of Medicine, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Nishida have?
Dr. Nishida has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Nishida do most often?
According to Medicare billing data, Dr. Nishida performs procedures including removal of uterus, tubes, and/or ovaries through abdomen using an endoscope, 250.0 g or less, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Nishida's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Nishida. If this is you, claiming it is free.
Guide.md
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