DR. MICHAEL J CHMIELEWSKI (MD) – Obstetrics & Gynecology Physician, NPI 1659378388
Obstetrics & Gynecology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,146 OBSTETRICS/GYNECOLOGY in PA
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Provider Addresses for DR. MICHAEL J CHMIELEWSKI (MD)
670, Lawn Avenue, West Rockhill, Bucks County, Pennsylvania, 18960, United States
SU 4
SELLERSVILLE, PA 189601571
Phone: (215) 257-0414
Fax: (215) 257-1740
Type: Location
317 E Ovilla Rd Ste 200
Red Oak, TX 751543878
Phone: (469) 506-1671
Type: Location
670 Lawn Ave
SU 4
Sellersville, PA 189601571
Phone: (215) 257-0414
Fax: (215) 257-1740
Type: Location
3201 MATLOCK RD STE 220
ARLINGTON, TX 760152947
Phone: (469) 506-1671
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 6 Open Payments records for all available years, with a total value of $2,859.
Total Amount is formed as General ($2,859) + Research ($0) + Ownership ($0) = $2,859.
Last reported payment date: 2023-06-22 • Largest payer in this snapshot: Organon LLC ($2,806).
Total Amount
$2,859
General + Research + Ownership
Payments
6
Total payment records
General Amount
$2,859
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-06-22
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Organon LLC | $2,806 |
| ABBVIE INC. | $53 |
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: 2020-04-01
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20031111000312 | I | Obstetrics/Gynecology | PA | TBD |
| I20200401000692 | I | Obstetrics/Gynecology | TX | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 18960)
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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 | TX | |
| O B S T E T R I C S/ G Y N E C O L O G Y | SC | |
| - | TX | |
| - | TX | |
| O B S T E T R I C S/ G Y N E C O L O G Y | TX | |
| O B S T E T R I C S/ G Y N E C O L O G Y | TX | |
| Certified Nurse Midwife (Cnm) | TX | |
| - | TX | |
| O B S T E T R I C S/ G Y N E C O L O G Y | PA | |
| - | TX |
Reviews
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