Provider Profile
Karen Lopez, PA
Unclaimed ProfileAbout Karen Lopez
Karen Lopez, PA is a physician assistant based in Houston, TX. According to Medicare claims data, Karen cared for 184 Medicare patients across 274 services. The services billed most often include subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes, subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more, and initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
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
- (872) 231-3162
- Email not available
Practice Locations
12921 MISTY WILLOW DR
Houston, TX 77070
Procedures Most Often Billed to Medicare
274 services · 184 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99309 |
94 | Less often than most peers in Physician Assistant |
| Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more | Office visit | 99308 |
44 | Less often than most peers in Physician Assistant |
| Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more | Office visit | 99306 |
39 | As often as other peers in Physician Assistant |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
31 | Less often than most peers in Physician Assistant |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
25 | As often as other peers in Physician Assistant |
| Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus | Lab test | 87426 |
15 | Less often than most peers in Physician Assistant |
| Detection test by immunoassay with direct visual observation for influenza virus | Lab test | 87804 |
13 | Less often than most peers in Physician Assistant |
| Automated urinalysis test | Lab test | 81003 |
13 | Less often than most peers in Physician Assistant |
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.
Other physician assistants in Houston 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 2016 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Karen Lopez specialize in?
Karen Lopez is a physician assistant in Houston, TX. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Karen Lopez located?
Karen Lopez is listed at 12921 Misty Willow Dr, Houston, TX 77070. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Karen Lopez's phone number?
The number on file is (872) 231-3162. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Karen Lopez's NPI number?
Karen Lopez's National Provider Identifier is 1124555800. 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 Karen Lopez train?
Karen Lopez attended Other, graduating in 2016. This comes from the CMS National Downloadable File.
CMS public data
How long has Karen Lopez been practicing?
Karen Lopez has 10 years experience. Calculated from a graduation year of 2016, reported in the CMS National Downloadable File.
CMS public data
What does Karen Lopez do most often?
According to Medicare billing data, Karen Lopez 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 Karen Lopez confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Karen Lopez. 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.