CRISTINA JOSEFA DIAZ (MD) – Obstetrics & Gynecology Physician, NPI 1144214867
Obstetrics & Gynecology Physician
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Profile Insights
NPPES metrics only — not quality of care.
1,231 OBSTETRICS/GYNECOLOGY in MA
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Provider Addresses for CRISTINA JOSEFA DIAZ (MD)
Milk Street, Financial District, Downtown Boston, Boston, Suffolk County, Massachusetts, 02102, United States
BOSTON, MA 021094806
Phone:
Type: Mailing
1, Lyons Street, Dedham, Norfolk County, Massachusetts, 02027, United States
DEDHAM, MA 020265599
Phone: (781) 329-1400
Fax: (781) 329-6479
Type: Location
1177 PROVIDENCE HIGHWAY
NORWOOD, MA 02062
Phone: (781) 278-5575
Fax: (781) 255-0774
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $155.
Total Amount is formed as General ($155) + Research ($0) + Ownership ($0) = $155.
Last reported payment date: 2024-06-26 • Largest payer in this snapshot: Mentor Worldwide LLC ($155).
Total Amount
$155
General + Research + Ownership
Payments
1
Total payment records
General Amount
$155
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-06-26
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Mentor Worldwide LLC | $155 |
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: 2005-05-03
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 |
|---|---|---|---|---|
| I20050503000787 | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 31 | 24 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 26 | 15 | $0 |
| G0101 | Cervical or vaginal cancer screening; pelvic and clinical breast examination | 26 | 26 | $0 |
| Q0091 | Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | 24 | 24 | $0 |
| 87624 | Detection test by nucleic acid for human papillomavirus (hpv), high-risk types | 18 | 18 | $0 |
Insurance plans in this area (ZIP 02109)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MA | |
| Family Practice | MA | |
| D E R M A T O L O G Y | MA | |
| Emergency Medicine | MA | |
| Internal Medicine, Cardiovascular Disease (Cardiology) | MA | |
| - | MA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MA | |
| - | MA | |
| Internal Medicine | MA | |
| O T O L A R Y N G O L O G Y | MA |
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