Robert Griffin, MD
NPI 1164485322 · Anesthesiology Physician · Indianapolis, IN
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Griffin, MD is a Anesthesiology Physician provider in Indianapolis, IN (NPI 1164485322).
Provider details
- NPI number
- 1164485322
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 01040480A (IN)
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
20 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
213 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) |
|---|---|---|
| Injection of Anesthetic Agent And/Or Steroid Into Other Nerve Or Branch64450 | 94 | $23 |
| Injection of Anesthetic Agent And/Or Steroid Into Thigh Nerve (femoral Nerve)64447 | 49 | $56 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 34 | $253 |
| Injection of Anesthetic Agent And/Or Steroid Into Arm Nerve Bundle (brachial Plexus)64415 | 23 | $62 |
| Anesthesia for Total Hip Replacement01214 | 13 | $290 |
Typical Medicare-allowed amounts for these services range $23–$290 (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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-10
- Last updated
- 2024-05-15
- Certified
- 2024-05-15
Frequently asked questions
- What is Robert Griffin's NPI number?
- Robert Griffin's National Provider Identifier (NPI) is 1164485322, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Griffin's specialty?
- Robert Griffin is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Griffin located?
- Robert Griffin's practice location on file with NPPES is 8450 Northwest Blvd, Indianapolis, IN 46278-1381.
- What is Robert Griffin's phone number?
- The practice phone number listed in the NPPES registry for Robert Griffin is (317) 802-2000.
- Does Robert Griffin accept Medicare?
- Robert Griffin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Griffin's NPI active?
- Yes — Robert Griffin's NPI (1164485322) is active in the NPPES registry as of the last update on 2024-05-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.