ROBERT M HARTMAN (M.D.) – Dermatology Physician, NPI 1558360164
Dermatology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,140 DERMATOLOGY in CA
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Provider Addresses for ROBERT M HARTMAN (M.D.)
PO BOX 6971
LINCOLN, NE 685060971
Phone: (818) 907-7076
Fax: (402) 434-6047
Type: Mailing
5400, Balboa Boulevard, Encino, Los Angeles, Los Angeles County, California, 91316, United States
SUITE 329
ENCINO, CA 913165246
Phone: (818) 907-7076
Fax: (818) 907-7044
Type: Location
Jack in the Box, Railroad Avenue, Redding, Shasta County, California, 96001, United States
REDDING, CA 960496084
Phone: (818) 907-7076
Fax: (818) 907-7044
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 166 Open Payments records for all available years, with a total value of $3,222.
Total Amount is formed as General ($3,222) + Research ($0) + Ownership ($0) = $3,222.
Last reported payment date: 2024-12-20 • Largest payer in this snapshot: Dermavant Sciences, Inc. ($714).
Total Amount
$3,222
General + Research + Ownership
Payments
166
Total payment records
General Amount
$3,222
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Dermavant Sciences, Inc. | $714 |
| E.R. Squibb & Sons, L.L.C. | $581 |
| GENZYME CORPORATION | $389 |
| ABBVIE INC. | $220 |
| Amgen Inc. | $172 |
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: 2004-04-16
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 |
|---|---|---|---|---|
| I20040416001154 | I | Dermatology | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 2,563 | 1,487 | $0 |
| 17003 | Destruction of precancer skin growth, 2-14 growths | 2,066 | 403 | $0 |
| 17000 | Destruction of precancer skin growth, 1 growth | 693 | 522 | $0 |
| 88304 | Pathology examination of tissue using a microscope, moderately low complexity | 415 | 291 | $0 |
| 17110 | Destruction of skin growth, 1-14 growths | 401 | 348 | $0 |
Insurance plans in this area (ZIP 68506)
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