Jeffrey Grolig, MD
NPI 1447303631 · Physical Medicine & Rehabilitation Physician · Redding, CA
Enrolled with Medicare as Practitioner - Physical Medicine and Rehabilitation · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jeffrey Grolig, MD is a Physical Medicine & Rehabilitation Physician provider in Redding, CA (NPI 1447303631).
Provider details
- NPI number
- 1447303631
- Entity type
- Individual
- Primary specialty
- Physical Medicine & Rehabilitation PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C414610 (CA)
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
428 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 295 | $168 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 133 | $88 |
Typical Medicare-allowed amounts for these services range $88–$168 (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 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 142 | 13 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 93 | — |
| Gabapentin | 87 | 16 |
| Tramadol Hcl | 53 | — |
| Buprenorphine | 46 | — |
| Ibuprofen | 43 | — |
| Trazodone Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-19
- Last updated
- 2007-07-08
Frequently asked questions
- What is Jeffrey Grolig's NPI number?
- Jeffrey Grolig's National Provider Identifier (NPI) is 1447303631, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffrey Grolig's specialty?
- Jeffrey Grolig is listed in the NPPES registry with a primary specialty of Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).
- Where is Jeffrey Grolig located?
- Jeffrey Grolig's practice location on file with NPPES is 5000 Bechelli Lane, Redding, CA 96002-3553.
- What is Jeffrey Grolig's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey Grolig is (530) 221-2520.
- Does Jeffrey Grolig accept Medicare?
- Jeffrey Grolig is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jeffrey Grolig's NPI active?
- Yes — Jeffrey Grolig's NPI (1447303631) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.