HEATHER N SCHWEMM (MD) – Internal Medicine Physician, NPI 1881655132
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
916 INTERNAL MEDICINE in ME
Provider Addresses for HEATHER N SCHWEMM (MD)
84 Marginal Way
Suite 800
Portland, ME 04101
Phone: (207) 774-5816
Fax: (207) 523-8597
Type: Location
100 FODEN RD WEST
STE 203
SOUTH PORTLAND, ME 04106
Phone: (207) 828-0361
Fax: (207) 874-1483
Type: Mailing
72, Main Street, Kennebunk, York County, Maine, 04043, United States
KENNEBUNK, ME 040437021
Phone: (207) 467-8909
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: 2004-08-10
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 |
|---|---|---|---|---|
| I20040810000137 | I | Internal Medicine | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 124 | 104 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 99 | 99 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 92 | 64 | $0 |
Insurance plans in this area (ZIP 04101)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | ME | 85610 | Blood test, clotting time | 20 | 11 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | PA | |
| - | ME | |
| - | ME | |
| - | ME | |
| - | ME | |
| Family Practice, Hospice/Palliative Care | ME | |
| Pediatric Medicine, Endocrinology | MA | |
| - | ME | |
| Family Practice | ME | |
| Nurse Practitioner | ME |
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