DR. INHYE AHN (M.D.) – Multi-Specialty Group, NPI 1053632984
Multi-Specialty Group
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
606 HEMATOLOGY/ONCOLOGY in MA
Provider Addresses for DR. INHYE AHN (M.D.)
450 BROOKLINE AVE
BOSTON, MA 022155418
Phone:
Type: Mailing
10 CENTER DR
# B2L312
BETHESDA, MD 208920001
Phone: (713) 256-6409
Type: Mailing
6550 FANNIN ST
SMITH TOWER 1101
HOUSTON, TX 770302717
Phone: (713) 441-4333
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 8 Open Payments records for all available years, with a total value of $565,317.
Total Amount is formed as General ($12,166) + Research ($553,151) + Ownership ($0) = $565,317.
Last reported payment date: 2024-12-09 • Largest payer in this snapshot: Lilly USA, LLC ($553,151).
Total Amount
$565,317
General + Research + Ownership
Payments
8
Total payment records
General Amount
$12,166
General payments
Research Amount
$553,151
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-09
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Lilly USA, LLC | $553,151 |
| AstraZeneca Pharmaceuticals LP | $4,513 |
| BeiGene USA, Inc. | $4,500 |
| Eli Lilly and Company | $3,125 |
| ABBVIE INC. | $28 |
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: 2021-07-02
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 |
|---|---|---|---|---|
| I20210702000905 | I | Hematology/Oncology | 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 |
|---|---|---|---|---|
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 126 | 57 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 99 | 23 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 29 | 29 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 26 | 26 | $0 |
Insurance plans in this area (ZIP 02215)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Hematology/Oncology, Internal Medicine | MA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MA | |
| Hematology/Oncology, Pediatric Medicine | MA | |
| Radiation Oncology | MA | |
| - | MA | |
| Medical Oncology | WA | |
| H E M A T O L O G Y/ O N C O L O G Y | MA | |
| Hematology, Internal Medicine | MA | |
| Orthopedic Surgery | MA | |
| Hematology, Medical Oncology | MA |
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