Provider Profile
Rondal N. Zapf, CRNP
Unclaimed ProfileAbout Rondal Zapf
Rondal N. Zapf, CRNP is a nurse practitioner practicing in Hagerstown, MD. According to Medicare claims data, Rondal cared for 533 Medicare patients across 547 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, emergency department visit with high level of medical decision making, and emergency department visit with moderate level of medical decision making.
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
- (301) 790-8000
- Email not available
Practice Locations
11116 MEDICAL CAMPUS RD
Hagerstown, MD 21742
Procedures Most Often Billed to Medicare
547 services · 533 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
59 | More often than most peers in Nurse Practitioner |
| Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme | Drug given | J7620 |
15 | As often as other 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 |
164 | More often than most peers in Nurse Practitioner |
| Emergency department visit with high level of medical decision making | Office visit | 99285 |
126 | More often than most peers in Nurse Practitioner |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
85 | More often 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 |
38 | Less often than most peers in Nurse Practitioner |
| Detection test by immunoassay with direct visual observation for influenza virus | Lab test | 87804 |
28 | Less often than most peers in Nurse Practitioner |
| Critical care, first 30-74 minutes | Office visit | 99291 |
19 | Less often than most peers in Nurse Practitioner |
| Urinalysis, manual test | Lab test | 81002 |
13 | 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.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 29 related providers in 4 groups
Other nurse practitioners in Hagerstown 6
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2013 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 7
Providers in MD who bill this service to Medicare most often.
Common questions
What does Rondal N. Zapf specialize in?
Rondal N. Zapf is a nurse practitioner in Hagerstown, MD. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Rondal N. Zapf located?
Rondal N. Zapf is listed at 11116 Medical Campus Rd, Hagerstown, MD 21742. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Rondal N. Zapf's phone number?
The number on file is (301) 790-8000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Rondal N. Zapf's NPI number?
Rondal N. Zapf's National Provider Identifier is 1659709558. 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 Rondal N. Zapf train?
Rondal N. Zapf attended Other, graduating in 2013. This comes from the CMS National Downloadable File.
CMS public data
How long has Rondal N. Zapf been practicing?
Rondal N. Zapf has 13 years experience. Calculated from a graduation year of 2013, reported in the CMS National Downloadable File.
CMS public data
What does Rondal N. Zapf do most often?
According to Medicare billing data, Rondal N. Zapf provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Rondal N. Zapf confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Rondal N. Zapf. 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.