JAMES MCILHENNY RIDDLEBERGER (M.D.) – Family Medicine Physician, NPI 1114308277
Family Medicine Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
886 FAMILY PRACTICE in ME
Provider Addresses for JAMES MCILHENNY RIDDLEBERGER (M.D.)
PO BOX 9746
PORTLAND, ME 041045040
Phone: (207) 791-3888
Fax: (207) 828-7850
Type: Mailing
331 VERANDA ST
PORTLAND, ME 04103
Phone: (207) 828-2402
Fax: (207) 828-2425
Type: Location
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: 2018-08-03
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20180803000734 | I | Family Practice | ME | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 108 | 61 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 63 | 44 | $0 |
| 80053 | Blood test, comprehensive group of blood chemicals | 54 | 48 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 50 | 50 | $0 |
| 80061 | Blood test, lipids (cholesterol and triglycerides) | 48 | 45 | $0 |
Insurance plans in this area (ZIP 04104)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | ME | |
| Nurse Practitioner | ME | |
| - | ME | |
| - | ME | |
| - | ME | |
| Family Practice | ME | |
| - | CA | |
| Internal Medicine | ME | |
| Geriatric Medicine, Family Practice, Internal Medicine | ME | |
| - | ME |
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