Doctor profile · Federal record
Dr. Mark Walthofer, Master of Social Wor
Clinical Social Worker · Wyomissing, PA
- NPI 1609993732
- Accepts Medicare
- 41 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
510 N Park RD
Wyomissing, PA 196102941
(610) 507-2657
fax (610) 507-2657
Credentials & registration
- NPI registered
- March 2007 — 19 yrs on file
- Profile last updated
- May 9, 2013
- Year of graduation
- 1985 — 41 yrs since
- Specialty taxonomy
- 1041C0700X — NUCC code
- State license (1)
- Pennsylvania #CW013521
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1609993732. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
417
Distinct HCPCS
3
Medicare allowed
$40,574
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90837 |
Psychotherapy, 1 hour | 225 | 19 | $109 | |
90834 |
Psychotherapy, 45 minutes | 167 | 23 | $77 | |
90791 |
Psychiatric diagnostic evaluation | 25 | 22 | $130 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 161. This provider delivers 2.6× the peer median.Frequently asked questions
What is Dr. Mark Walthofer's medical specialty?
Dr. Mark Walthofer practices Clinical Social Worker in Wyomissing, PA.
Where does Dr. Mark Walthofer practice?
Dr. Mark Walthofer practices at 510 N Park RD, Wyomissing, PA 196102941. Office phone: 6105072657.
What is Dr. Mark Walthofer's NPI?
Dr. Mark Walthofer's National Provider Identifier (NPI) is 1609993732, issued by NPPES.
Does Dr. Mark Walthofer accept Medicare assignment?
Yes. Dr. Mark Walthofer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Walthofer commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychotherapy (HCPCS 90834); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.