Marian Dehlinger, MD
NPI 1720104565 · Psychiatry Physician · Sumter, SC
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marian Dehlinger, MD is a Psychiatry Physician provider in Sumter, SC (NPI 1720104565).
Provider details
- NPI number
- 1720104565
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 19935 (SC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
353 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 103 | $110 |
| Psychotherapy, 1 Hour90837 | 59 | $143 |
| Office Or Other Outpatient Visit for the Evaluation and Management of Established Patient That May Not Require Presence of Healthcare Professional99211 | 42 | $21 |
| Psychiatric Diagnostic Evaluation90791 | 35 | $151 |
| Psychotherapy, 45 Minutes90834 | 35 | $97 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 33 | $13 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Trazodone Hcl | 167 | 31 |
| Quetiapine Fumarate | 127 | 18 |
| Bupropion Hclbrand: Bupropion Xl | 101 | 17 |
| Benztropine Mesylate | 86 | — |
| Clonazepam | 75 | — |
| Sertraline Hcl | 73 | — |
| Venlafaxine Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$337 across 15 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-22
- Last updated
- 2014-11-06
Frequently asked questions
- What is Marian Dehlinger's NPI number?
- Marian Dehlinger's National Provider Identifier (NPI) is 1720104565, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marian Dehlinger's specialty?
- Marian Dehlinger is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Marian Dehlinger located?
- Marian Dehlinger's practice location on file with NPPES is 411b N. Salem Avenue, Sumter, SC 29151.
- What is Marian Dehlinger's phone number?
- The practice phone number listed in the NPPES registry for Marian Dehlinger is (803) 774-2103.
- Does Marian Dehlinger accept Medicare?
- Marian Dehlinger is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marian Dehlinger's NPI active?
- Yes — Marian Dehlinger's NPI (1720104565) is active in the NPPES registry as of the last update on 2014-11-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.