DR. DAVID ZACHARY OTHMAN (M.D., M.H.S.A) – Dermatology Physician, NPI 1760741938
Dermatology Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
703 DERMATOLOGY in IL
Provider Addresses for DR. DAVID ZACHARY OTHMAN (M.D., M.H.S.A)
2202 N. HALSTED ST, SUITE 1
CHICAGO, IL 60614
Phone: (312) 600-5826
Fax: (608) 713-8272
Type: Location
3095 Old Conejo Rd
Thousand Oaks, CA 913202130
Phone: (888) 367-1850
Fax: (805) 222-0323
Type: Location
2202 N HALSTED ST STE 1
CHICAGO, IL 606143625
Phone: (312) 600-5826
Fax: (872) 260-5008
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 33 Open Payments records for all available years, with a total value of $927.
Total Amount is formed as General ($927) + Research ($0) + Ownership ($0) = $927.
Last reported payment date: 2024-12-13 • Largest payer in this snapshot: Lilly USA, LLC ($422).
Total Amount
$927
General + Research + Ownership
Payments
33
Total payment records
General Amount
$927
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-13
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Lilly USA, LLC | $422 |
| Regeneron Healthcare Solutions, Inc. | $203 |
| Janssen Biotech, Inc. | $165 |
| Galderma Laboratories, L.P. | $40 |
| LEO Pharma Inc. | $37 |
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: 2020-07-02
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20161101002504 | I | Dermatology | CA | TBD |
| I20180824000714 | I | Dermatology | IL | TBD |
| I20200702002124 | I | Diagnostic Radiology | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 78 | 63 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 33 | 18 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 17 | 17 | $0 |
Insurance plans in this area (ZIP 60614)
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