DR. NANCY RYAN PETERSEN (M.D.) – Gynecology Physician, NPI 1972604791
Gynecology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,231 OBSTETRICS/GYNECOLOGY in MA
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Provider Addresses for DR. NANCY RYAN PETERSEN (M.D.)
Lahey Hospital & Medical Center, 41, Burlington Mall Road, Burlington, Middlesex County, Massachusetts, 01805, United States
41 MALL ROAD
BURLINGTON, MA 018050001
Phone: (781) 744-5100
Fax: (781) 744-5215
Type: Mailing
Burlington, 572, Great Mall Drive, Great Mall, Milpitas, Santa Clara County, California, 95035-8004, United States
LAHEY CLINIC, INC.
BURLINGTON, MA 018050001
Phone: (781) 744-8000
Fax: (781) 744-8988
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: 2005-03-24
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 |
|---|---|---|---|---|
| I20050324000397 | I | Obstetrics/Gynecology | 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 |
|---|---|---|---|---|
| G0101 | Cervical or vaginal cancer screening; pelvic and clinical breast examination | 243 | 243 | $0 |
| Q0091 | Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | 203 | 203 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 113 | 101 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 56 | 42 | $0 |
| 58100 | Biopsy of lining of uterus | 12 | 12 | $0 |
Insurance plans in this area (ZIP 01805)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MA | |
| - | MA | |
| Nurse Practitioner | MA | |
| Hospice/Palliative Care | MI | |
| Emergency Medicine | MA | |
| - | MA | |
| - | MA | |
| Nurse Practitioner | MA | |
| Emergency Medicine | MA | |
| - | MA |
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