MR. MICHAEL WORKMAN (MSN, PMHNP) – Psychiatric/Mental Health Nurse Practitioner, NPI 1154735140
Psychiatric/Mental Health Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,869 NURSE PRACTITIONER in ME
Provider Addresses for MR. MICHAEL WORKMAN (MSN, PMHNP)
439 US Route 1 Ste A
York, ME 039091638
Phone: (207) 977-2619
Type: Location
710 N NILES AVE
SOUTH BEND, IN 466171924
Phone: (574) 647-1610
Fax: (574) 237-6069
Type: Mailing
707 N MICHIGAN ST STE 400
SOUTH BEND, IN 466011071
Phone: (574) 647-8470
Fax: (574) 647-8475
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: 2017-02-20
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 |
|---|---|---|---|---|
| I20170220000815 | I | Nurse Practitioner | 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 | 43 | 24 | $0 |
| 99442 | Telephone medical discussion with physician, 11-20 minutes | 18 | 12 | $0 |
Insurance plans in this area (ZIP 03909)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| NURSE PRACTITIONER | IN | 90792 | Psychiatric diagnostic evaluation with medical services | 41 | 41 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| O B S T E T R I C S/ G Y N E C O L O G Y | FL | |
| E N D O C R I N O L O G Y | PA | |
| - | ME | |
| - | NH | |
| - | ME | |
| - | ME | |
| Family Practice | ME | |
| - | SC | |
| - | HAMILTON | |
| - | ME |
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