ALPHEUS BENJAMIN APPENHEIMER (M.D.) – Infectious Disease Physician, NPI 1083932909
Infectious Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
91 INFECTIOUS DISEASE in IA
Provider Addresses for ALPHEUS BENJAMIN APPENHEIMER (M.D.)
701 W Forevergreen Rd
North Liberty, IA 523179848
Phone: (319) 356-4019
Fax: (319) 356-3949
Type: Location
540 E Jefferson St Ste 400
Iowa City, IA 522452479
Phone: (319) 688-7440
Type: Location
2624 Orchard Dr
Cedar Falls, IA 506135845
Phone: (877) 891-5350
Type: Location
200 HAWKINS DR
DEPARTMENT OF INTERNAL MEDICINE
IOWA CITY, IA 522421009
Phone: (319) 356-7740
Fax: (319) 356-4600
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2016-05-25
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20160525001247 | I | Infectious Disease | IA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 52 | 34 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 31 | 21 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 26 | 15 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 25 | 25 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 14 | 14 | $0 |
Insurance plans in this area (ZIP 52317)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IA | |
| - | IA | |
| - | IA | |
| - | CA | |
| O P H T H A L M O L O G Y | IA | |
| - | IA | |
| - | IA | |
| - | IA | |
| - | CA | |
| - | IA |
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