DR. MARISSA CASTRO FERNANDEZ KIEMELE (MD) – Family Medicine Physician, NPI 1144297516
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,899 FAMILY PRACTICE in MA
Provider Addresses for DR. MARISSA CASTRO FERNANDEZ KIEMELE (MD)
50 STANIFORD ST FL 9
BOSTON, MA 021142506
Phone: (617) 724-6610
Fax: (603) 929-1196
Type: Mailing
50 Staniford St Fl 9
Boston, MA 021142506
Phone: (617) 724-6610
Fax: (603) 929-1196
Type: Location
Holland Way, Haynes Corner, Exeter, Rockingham County, New Hampshire, 03833, United States
EXETER, NH 038332997
Phone: (603) 929-1195
Fax: (603) 929-1196
Type: Mailing
879, Lafayette Road, Hampton, Rockingham County, New Hampshire, 03842, United States
HAMPTON, NH 03842
Phone: (603) 929-1195
Fax: (603) 929-1196
Type: Location
900 S ELISEO DR STE 201
GREENBRAE, CA 949042153
Phone: (415) 461-1780
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: 2023-06-05
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 |
|---|---|---|---|---|
| I20230605001900 | I | Family Practice | MA | 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 | 118 | 100 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 11 | 11 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 11 | 11 | $0 |
Insurance plans in this area (ZIP 02114)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | MA | |
| Family Practice | PA | |
| Nurse Practitioner | MA | |
| Nurse Practitioner | MA | |
| - | MA | |
| Nurse Practitioner | MA | |
| Nurse Practitioner | MA | |
| Pediatric Medicine | PA | |
| Physician Assistant | MA | |
| Nurse Practitioner | MD |
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