Provider Profile
Karen D. Zunker, APRN
Unclaimed ProfileAbout Karen Zunker
Listed in the NPI registry as a nurse practitioner, Karen D. Zunker, APRN practices in San Marcos, TX. Karen is also listed as specializing in nurse practitioner — family. According to Medicare claims data, Karen cared for 1,055 Medicare patients across 1,449 services. 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, insertion of needle into vein for collection of blood sample, and complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count. NPI 1629578018 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
- (512) 396-5199
- Email not available
Practice Locations
1308 WONDER WORLD DR
San Marcos, TX 78666
Procedures Most Often Billed to Medicare
1,449 services · 1,055 patients · 13 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
258 | More than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
289 | More often than most peers in Nurse Practitioner |
| Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Lab test | 85025 |
252 | More than most peers in Nurse Practitioner |
| Blood test, comprehensive group of blood chemicals | Lab test | 80053 |
202 | More often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
73 | More often than most peers in Nurse Practitioner |
| Iron binding capacity | Lab test | 83550 |
72 | More often than most peers in Nurse Practitioner |
| Iron level | Lab test | 83540 |
72 | More often than most peers in Nurse Practitioner |
| Ferritin (blood protein) level | Lab test | 82728 |
72 | More often than most peers in Nurse Practitioner |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
70 | As often as other peers in Nurse Practitioner |
| Immunologic analysis for detection of tumor antigen, quantitative; ca 15-3 | Lab test | 86300 |
25 | Less often than most peers in Nurse Practitioner |
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 nurse practitioners at this location 2
Same specialty, same street address — most likely the same department or group.
Also at this address 3
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other nurse practitioners in San Marcos 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2017 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in TX who bill this service to Medicare most often.
Common questions
What kind of doctor is Karen D. Zunker?
Karen D. Zunker is a nurse practitioner in San Marcos, TX. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Karen D. Zunker's address?
Karen D. Zunker is listed at 1308 Wonder World Dr, San Marcos, TX 78666. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Karen D. Zunker?
The number on file is (512) 396-5199. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Karen D. Zunker's NPI number?
Karen D. Zunker's National Provider Identifier is 1629578018. 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 D. Zunker train?
Karen D. Zunker attended Other, graduating in 2017. This comes from the CMS National Downloadable File.
CMS public data
How long has Karen D. Zunker been practicing?
Karen D. Zunker has 9 years experience. Calculated from a graduation year of 2017, reported in the CMS National Downloadable File.
CMS public data
What procedures does Karen D. Zunker perform?
According to Medicare billing data, Karen D. Zunker performs procedures including insertion of needle into vein for collection of blood sample, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Karen D. Zunker confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Karen D. Zunker. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.