DR. CHRISTOPHER CHUN MAN CHEN (MD, MBA) – Hematology & Oncology Physician, NPI 1851603674
Hematology & Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
42 HEMATOLOGY/ONCOLOGY in ID
Provider Addresses for DR. CHRISTOPHER CHUN MAN CHEN (MD, MBA)
1055 N Curtis Rd
Boise, ID 837061309
Phone: (208) 367-3131
Fax: (208) 367-3174
Type: Location
1707 W SAINT MARYS RD STE 275
TUCSON, AZ 857452629
Phone: (520) 276-2270
Fax: (520) 585-5827
Type: Location
11480 BROOKSHIRE AVE STE 309D
DOWNEY, CA 902415018
Phone: (562) 869-1201
Fax: (562) 869-1281
Type: Mailing
1701 W SAINT MARYS RD STE 100
TUCSON, AZ 857452621
Phone: (520) 276-2270
Fax: (520) 585-5827
Type: Location
1521 E Tangerine Rd Ste 331
Oro Valley, AZ 857556223
Phone: (520) 276-2033
Fax: (520) 261-4520
Type: Location
5625 Eiger Rd Ste 115
Austin, TX 787358978
Phone: (737) 279-5779
Fax: (737) 260-3084
Type: Location
1111 W 34th St Ste 210
Austin, TX 787051916
Phone: (737) 279-5781
Fax: (737) 279-5953
Type: Location
2911 N Tenaya Way Ste 210
Las Vegas, NV 891280495
Phone: (702) 342-1244
Fax: (702) 577-2542
Type: Location
18000 STUDEBAKER RD STE 800
CERRITOS, CA 907032671
Phone: (562) 735-3226
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 622 Open Payments records for all available years, with a total value of $149,100.
Total Amount is formed as General ($149,100) + Research ($0) + Ownership ($0) = $149,100.
Last reported payment date: 2024-12-26 • Largest payer in this snapshot: Pharmacosmos Therapeutics Inc. ($80,505).
Total Amount
$149,100
General + Research + Ownership
Payments
622
Total payment records
General Amount
$149,100
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-26
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Pharmacosmos Therapeutics Inc. | $80,505 |
| Incyte Corporation | $47,527 |
| AstraZeneca Pharmaceuticals LP | $4,540 |
| Regeneron Pharmaceuticals, Inc. | $3,719 |
| PharmaEssentia USA Corporation | $3,281 |
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: 2023-11-28
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 |
|---|---|---|---|---|
| I20130801000159 | I | Hematology/Oncology | AZ | TBD |
| I20231128002525 | I | Hematology/Oncology | ID | 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 |
|---|---|---|---|---|
| J0897 | Injection, denosumab, 1 mg | 1,320 | 14 | $0 |
| J1100 | Injection, dexamethasone sodium phosphate, 1 mg | 960 | 15 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 115 | 44 | $0 |
| 96375 | Injection of additional new drug or substance into vein | 111 | 20 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 93 | 72 | $0 |
Insurance plans in this area (ZIP 83706)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Qualified Audiologist | ID | |
| Orthopedic Surgery | ID | |
| - | ID | |
| - | UT | |
| Family Practice | ID | |
| Physician Assistant | ID | |
| - | ID | |
| Internal Medicine | ID | |
| Family Practice | ID | |
| - | ID |
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