Donald Fagerson
NPI 1821110396 · Psychiatry Physician · Inverness, IL
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Donald Fagerson is a Psychiatry Physician provider in Inverness, IL (NPI 1821110396).
Provider details
- NPI number
- 1821110396
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036085741 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
440 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 351 | $132 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 89 | $94 |
Typical Medicare-allowed amounts for these services range $94–$132 (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 · 43 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonazepam | 202 | 33 |
| Sertraline Hcl | 175 | 30 |
| Alprazolam | 156 | 28 |
| Olanzapine | 145 | 15 |
| Risperidone | 140 | 17 |
| Lorazepam | 116 | 20 |
| Escitalopram Oxalate | 111 | 20 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-04-04
- Last updated
- 2015-03-31
Frequently asked questions
- What is Donald Fagerson's NPI number?
- Donald Fagerson's National Provider Identifier (NPI) is 1821110396, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Fagerson's specialty?
- Donald Fagerson is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Donald Fagerson located?
- Donald Fagerson's practice location on file with NPPES is 1644 W Colonial Pkwy, Inverness, IL 60067-1207.
- What is Donald Fagerson's phone number?
- The practice phone number listed in the NPPES registry for Donald Fagerson is (847) 358-1588.
- Does Donald Fagerson accept Medicare?
- Donald Fagerson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Donald Fagerson's NPI active?
- Yes — Donald Fagerson's NPI (1821110396) is active in the NPPES registry as of the last update on 2015-03-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.