DR. NNAMDI IFEKANDU GWACHAM (DO) – Gynecologic Oncology Physician, NPI 1346604253
Gynecologic Oncology Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
34 GYNECOLOGICAL ONCOLOGY in TN
Provider Addresses for DR. NNAMDI IFEKANDU GWACHAM (DO)
80 HUMPHREYS CENTER DR STE 202
MEMPHIS, TN 381202361
Phone: (901) 226-4280
Fax: (901) 226-4282
Type: Location
11209 N TATUM BLVD STE B200
PHOENIX, AZ 850283091
Phone: (480) 530-4200
Fax: (833) 465-1459
Type: Location
4315 GOLF CLUB DR
APT. 1507
AUBURN, AL 368305836
Phone:
Type: Mailing
Saint Barnabas Medical Center, 94, Old Short Hills Road, Livingston, Essex County, New Jersey, 07039, United States
LIVINGSTON, NJ 070395672
Phone: (973) 322-8945
Type: Location
2100 Exeter Rd
Germantown, TN 381383966
Phone: (901) 757-1350
Fax: (901) 757-3496
Type: Location
11209 N Tatum Blvd Ste B200
Phoenix, AZ 850283091
Phone: (480) 530-4200
Fax: (833) 465-1459
Type: Location
8138 Country Village Dr
Cordova, TN 380162029
Phone: (901) 725-8606
Fax: (901) 759-9254
Type: Location
6019 Walnut Grove Rd
Memphis, TN 381202113
Phone: (901) 226-4910
Fax: (901) 226-4774
Type: Location
6225 Humphreys Blvd
Memphis, TN 381202373
Phone: (901) 227-2727
Fax: (901) 227-2477
Type: Location
2001 N SCOTTSDALE RD APT 4029
SCOTTSDALE, AZ 852570133
Phone:
Type: Mailing
350 N HUMPHREYS BLVD
MEMPHIS, TN 381202177
Phone: (901) 226-4003
Fax: (901) 227-8591
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 32 Open Payments records for all available years, with a total value of $1,500.
Total Amount is formed as General ($1,500) + Research ($0) + Ownership ($0) = $1,500.
Last reported payment date: 2024-12-04 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($435).
Total Amount
$1,500
General + Research + Ownership
Payments
32
Total payment records
General Amount
$1,500
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-04
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $435 |
| ABBVIE INC. | $160 |
| Galvanize Therapeutics, Inc | $120 |
| Shionogi Inc | $118 |
| Integra LifeSciences Corporation | $110 |
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: 2023-08-17
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 |
|---|---|---|---|---|
| I20230817002388 | I | Gynecological Oncology | AZ | 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 38120)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | AZ | |
| Internal Medicine | CA | |
| Physician Assistant | AZ | |
| Nurse Practitioner | AZ | |
| Nurse Practitioner | AZ | |
| Physician Assistant | AZ | |
| Radiation Oncology | CA | |
| P A T H O L O G Y | UT | |
| P A T H O L O G Y | IL | |
| Medical Oncology | OH |
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