Physician Profile
Unclaimed ProfileAbout GRIMES
Peter Francis Grimes, MD is a healthcare provider in Downey, CA specializing in emergency medicine. Peter trained at University of California, Irvine, California College of Medicine, graduating in 1991.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (562) 657-7000
- Email not available
Practice Locations
9333 IMPERIAL HWY
Downey, CA 90242
Procedures Most Often Billed to Medicare
19 services · 19 patients · 1 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
19 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other emergency medicines at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 22 related providers in 3 groups
Other emergency medicines in Downey 6
Same specialty, same city.
Trained at University of California, Irvine, California College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1991 at University of California, Irvine, California College of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Dr. Grimes's specialty?
Dr. Grimes is an emergency medicine in Downey, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “EMERGENCY MEDICINE”.
NPI registry
Where can I find Dr. Grimes?
Dr. Grimes is listed at 9333 IMPERIAL HWY, Downey, CA 90242. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Grimes?
The number on file is (562) 657-7000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Grimes's NPI number?
Dr. Grimes's National Provider Identifier is 1518181866. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Grimes's medical education?
Dr. Grimes attended University of California, Irvine, California College of Medicine, graduating in 1991. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Grimes been practicing?
Dr. Grimes has 35 years experience. Calculated from a graduation year of 1991, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Grimes known for?
According to Medicare billing data, Dr. Grimes the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Grimes confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Grimes. If this is you, claiming it is free.
Guide.md
Is this your profile?
Verify your identity to control how patients — and AI assistants — describe you.
Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.