Benjamin Mcallister, D.O.
NPI 1356600118 · Psychiatry Physician · Greenfield, IN
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Benjamin Mcallister, D.O. is a Psychiatry Physician provider in Greenfield, IN (NPI 1356600118).
Provider details
- NPI number
- 1356600118
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 02004445A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 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
367 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 | 256 | $115 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 111 | $81 |
Typical Medicare-allowed amounts for these services range $81–$115 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 54 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lamotrigine | 369 | 47 |
| Buspirone Hcl | 312 | 59 |
| Duloxetine Hcl | 269 | 36 |
| Trazodone Hcl | 217 | 50 |
| Clonazepam | 179 | 32 |
| Bupropion Hclbrand: Bupropion Xl | 169 | 27 |
| Escitalopram Oxalate | 157 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$377 across 22 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
- 2012-05-14
- Last updated
- 2018-10-16
Frequently asked questions
- What is Benjamin Mcallister's NPI number?
- Benjamin Mcallister's National Provider Identifier (NPI) is 1356600118, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Benjamin Mcallister's specialty?
- Benjamin Mcallister is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Benjamin Mcallister located?
- Benjamin Mcallister's practice location on file with NPPES is 120 W Mckenzie Rd Ste F, Greenfield, IN 46140-1072.
- What is Benjamin Mcallister's phone number?
- The practice phone number listed in the NPPES registry for Benjamin Mcallister is (317) 468-6200.
- Does Benjamin Mcallister accept Medicare?
- Benjamin Mcallister is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Benjamin Mcallister's NPI active?
- Yes — Benjamin Mcallister's NPI (1356600118) is active in the NPPES registry as of the last update on 2018-10-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.