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Edit this profileBased in Centerville, OH, Karen S. Ren, MD is listed in the NPI registry under anesthesiology — pain medicine. Karen graduated from Ohio State University College of Medicine in 2018. Medicare claims data shows Karen provided 83 services to 81 patients. The services billed most often include new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and new patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more. NPI 1871082081 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
2400 MIAMI VALLEY DR
Centerville, OH 45459
Within Pain Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
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83 services · 81 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
33 | As often as other peers in Anesthesiology — Pain Medicine |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
17 | Less often than most peers in Anesthesiology — Pain Medicine |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
17 | As often as other peers in Anesthesiology — Pain Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
16 | Less often than most peers in Anesthesiology — Pain Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Ren is an anesthesiologist in Centerville, OH. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology — Pain Medicine”.
NPI registry
Dr. Ren is listed at 2400 Miami Valley Dr, Centerville, OH 45459. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (937) 438-2400. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Ren's National Provider Identifier is 1871082081. 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
Dr. Ren attended Ohio State University College of Medicine, graduating in 2018. This comes from the CMS National Downloadable File.
CMS public data
Dr. Ren has 8 years experience. Calculated from a graduation year of 2018, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Ren 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
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ren. If this is you, claiming it is free.
Guide.md
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