STEPHEN ZERLANG – Family Medicine Physician, NPI 1053722405
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
83 OSTEOPATHIC MANIPULATIVE MEDICINE in CO
Provider Addresses for STEPHEN ZERLANG
1600 23RD AVE
GREELEY, CO 806346070
Phone: (970) 346-2800
Fax: (970) 346-2774
Mailing address matches the actual address.
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: 2017-12-14
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 |
|---|---|---|---|---|
| I20171214002695 | I | Osteopathic Manipulative Medicine | CA | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 324 | 108 | $0 |
| 99238 | Hospital discharge day management, 30 minutes or less | 94 | 87 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 41 | 40 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 37 | 34 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 29 | 28 | $0 |
Insurance plans in this area (ZIP 80634)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | CA | |
| Family Practice | CA | |
| Internal Medicine | NJ | |
| Emergency Medicine, Internal Medicine | CA | |
| Family Practice | CA | |
| Internal Medicine | CA | |
| Family Practice, Hospitalist | CA | |
| Internal Medicine | CA | |
| - | CA | |
| Family Practice | CA |
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