CHENG ZHANG (MD) – Gastroenterology Physician, NPI 1558549428
Gastroenterology Physician
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NPPES metrics only — not quality of care.
1,189 HOSPITALIST in MO
Provider Addresses for CHENG ZHANG (MD)
11155 Dunn Rd Ste 109N
Saint Louis, MO 631366148
Phone: (314) 953-8799
Type: Location
119 Belmont St
Worcester, MA 016052903
Phone: (508) 334-2846
Fax: (508) 856-3981
Type: Location
21 Eastern Ave
Worcester, MA 016053094
Phone: (508) 856-8350
Fax: (508) 856-8437
Type: Location
55 Lake Ave N
Worcester, MA 016550002
Phone: (508) 334-2846
Fax: (508) 856-3981
Type: Location
700, Ackerman Road, Columbus, Sharon, Franklin, Ohio, 43202, United States
SUITE 570
COLUMBUS, OH 432021559
Phone: (614) 293-2594
Type: Mailing
211, West McCreight Avenue, Springfield, Clark County, Ohio, 45504, United States
SPRINGFIELD, OH 455041853
Phone: (937) 325-3696
Fax: (937) 325-3713
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2022-10-13
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 |
|---|---|---|---|---|
| I20210519002158 | I | Gastroenterology | MA | TBD |
| I20221013000711 | I | Hospitalist | OH | 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 |
|---|---|---|---|---|
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 54 | 38 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 43 | 43 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 11 | 11 | $0 |
Insurance plans in this area (ZIP 63136)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GASTROENTEROLOGY | OH | 45385 | Removal of polyps or growths of large bowel using an endoscope | 32 | 30 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| N E U R O L O G Y | NY | |
| Nurse Practitioner | OH | |
| Neurology, Internal Medicine, Sleep Medicine | PA | |
| N E U R O L O G Y | OH | |
| N E U R O L O G Y | OH | |
| Internal Medicine | OH | |
| Family Practice | OH | |
| G A S T R O E N T E R O L O G Y | OH |
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