Derrick Graulein
NPI 1134581036 · Anesthesiology Physician · Hiawatha, IA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Derrick Graulein is a Anesthesiology Physician provider in Hiawatha, IA (NPI 1134581036).
Provider details
- NPI number
- 1134581036
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- MD-48497 (IA)
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
10 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
451 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) |
|---|---|---|
| Anesthesia for Lens Surgery00142 | 145 | $91 |
| Ultrasonic Guidance for Blood Vessel Access76937 | 65 | $13 |
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 59 | $40 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 24 | $123 |
| Anesthesia for X-Ray Or Radiation Therapy01922 | 23 | $185 |
| Injection of Anesthetic Agent And/Or Steroid Into Thigh Nerve (femoral Nerve)64447 | 18 | $55 |
| Anesthesia for Procedure on Heart and Large Blood Vessels |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$39 across 2 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
Additional practice locations (2)
- 200 Hawkins DrIowa City, IA 52242-1009Phone: (319) 356-2633Fax: (319) 356-2940
- 701 W Forevergreen RdNorth Liberty, IA 52317-9848Phone: (319) 356-2633Fax: (319) 356-2940
Registry dates
- Enumerated
- 2016-03-22
- Last updated
- 2025-05-06
- Certified
- 2025-05-06
Frequently asked questions
- What is Derrick Graulein's NPI number?
- Derrick Graulein's National Provider Identifier (NPI) is 1134581036, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derrick Graulein's specialty?
- Derrick Graulein is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Derrick Graulein located?
- Derrick Graulein's practice location on file with NPPES is 1550 Boyson Rd, Hiawatha, IA 52233-2362.
- What is Derrick Graulein's phone number?
- The practice phone number listed in the NPPES registry for Derrick Graulein is (319) 743-7300.
- Does Derrick Graulein accept Medicare?
- Derrick Graulein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Derrick Graulein's NPI active?
- Yes — Derrick Graulein's NPI (1134581036) is active in the NPPES registry as of the last update on 2025-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.