Dr. Raymond D. Gritton, MD
- Medicare services, 2024
- 4,073
- Medicare patients, 2024
- 542
- Part D claims, 2024
- 969
- MIPS score, 2024
- 98
- Hospital affiliations
- 5
- Practice address
- 300 W Huntington Dr, Arcadia, CA 91007
- Practice phone
- Call (626) 898-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Gritton's professional email, personal email and mobile number
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Dr. Raymond D. Gritton is a physiatrist in Arcadia, California
Dr. Gritton practices at USC Arcadia Hospital in Arcadia, California, part of University of Southern California.
Dr. Gritton's NPI, 1003934043, was assigned on March 27, 2007. Dr. Gritton graduated from Drexel University College Of Medicine in 1991. Dr. Gritton holds California license G76722.
- NPI
- 1003934043NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7719927755
- NPI enumeration date
- March 27, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (626) 898-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Raymond D. Gritton practices at USC Arcadia Hospital in Arcadia, California
Dr. Gritton's primary practice is USC Arcadia Hospital, at 300 W Huntington Dr, Arcadia, CA 91007 in Los Angeles County. The practice phone is (626) 898-8000.
- USC Arcadia Hospital300 W Huntington Dr, Arcadia, CA 91007 · Los Angeles CountyPhone(626) 898-8000
Source: Dmand AI Affiliation Data
Dr. Raymond D. Gritton is affiliated with 8 sites of care
Dr. Gritton's primary practice is USC Arcadia Hospital in Arcadia, California, part of University of Southern California. Dr. Gritton is also affiliated with Henry Mayo Newhall Hospital. Dmand AI also links Dr. Gritton to 3 more hospitals, 2 home health agencies and 1 physician office, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Raymond D. Gritton's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gritton practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| USC Arcadia Hospital | Available with a free account |
| +7 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Raymond D. Gritton is one of 1,234 physiatrists in California
Physical medicine and rehabilitation is Dr. Gritton's primary specialty in the NPI Registry, under taxonomy code 208100000X. Dr. Gritton is board certified in physical medicine & rehabilitation by the American Board of Physical Medicine and Rehabilitation. Dr. Gritton is licensed in California.
Specialties and state licenses
- Physical medicine and rehabilitation, CaliforniaPrimary
Clinical focus
Dmand AI lists muscle pain, fibromyalgia, and limb pain among the conditions Dr. Gritton treats.
Physiatrists near Dr. Gritton
Counts of physiatrists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Raymond D. Gritton billed Medicare for 4,073 services in 2024
CMS data shows 4,073 Medicare services from Dr. Gritton across 11 procedure codes in 2024, for 542 Medicare patients. Medicare paid $356,290 for them.
Dr. Gritton's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4,2852024: 3,85410%
- Tests and treatments
- 2023: 2242024: 2192%
Where Dr. Gritton's Medicare services took place, 2024
- In an office3188%
- In a facility3,75592%
Dr. Gritton compared with the California median for physiatrists, 2024
- Dr. Gritton
- California median
- Medicare services
- 4,073vs 8474.8 times
- Medicare patients
- 542vs 1523.6 times
- Part D claims
- 618vs 1185.2 times
Medians across 1,090 physiatrists in California with Dmand AI profiles that report each measure.
Dr. Gritton's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gritton and other physiatrists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Raymond D. Gritton treated 542 Medicare patients in 2024, average age 80
CMS counts 542 Medicare patients who saw Dr. Gritton in 2024. The largest group is 75 to 84, with 229 patients. 75% of them have arthritis, and 75% have high blood pressure. 37% are also on Medicaid. Their average risk score is 2.19, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Gritton's median patient age at 79, with 58% women.
Dr. Gritton's Medicare patients by age, 2024
Dr. Gritton's Medicare patients by sex, 2024
- Women32560%
- Men21740%
Chronic conditions among Dr. Gritton's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Diabetes53%
- Chronic kidney disease51%
- Ischemic heart disease50%
- Heart failure42%
- Atrial fibrillation36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gritton's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 79
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Raymond D. Gritton wrote 969 Medicare Part D claims in 2024
In 2024, Dr. Gritton wrote 969 Medicare Part D claims for 249 patients. 89% of them were for generic drugs. CMS names the drug for 618 of them, across 22 drugs with 11 or more claims each, at $26,607 in total drug cost. In 2023, CMS named 588 claims across 24 drugs.
Dr. Gritton's Part D claims by kind of drug, 2024
- Generic866 claims89%
- Brand-name and other103 claims11%
Dr. Gritton's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Gritton's Part D claims, 2024
- Opioids6%56 of 969 claims
- Antibiotics2%21 of 969 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5882024: 6185%
Drugs named by CMS: 22 in 2024, 24 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Raymond D. Gritton scored 98 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 98 out of 100 for Dr. Gritton for performance year 2024, reported individually. Dr. Gritton accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Gritton's MIPS scores, performance year 2024
- 98of 100Final score
- 75.8of 100Quality
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Raymond D. Gritton received $39 in industry payments in 2022
CMS Open Payments shows 1 general payment to Dr. Gritton from 1 drug or device company in 2022. Food and beverage make up the largest share, 100% of the total. Baxter Healthcare paid the most, $39.
Companies that paid Dr. Gritton the most, 2022 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Raymond D. Gritton graduated from Drexel University College Of Medicine
Dr. Gritton graduated from Drexel University College Of Medicine in 1991.
- Medical school
- Board certified in physical medicine & rehabilitation
Source: Dmand AI Professional Profile Data
Dr. Raymond D. Gritton accepts plans from 17 insurance carriers
Dr. Gritton is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Elevance
- United Healthcare
- HCSC
- Blue Cross Blue Shield of Massachusetts
- LA Care
- Regence Health Plans
- +9 more carriersWith a free account
Plan types Dr. Gritton accepts, by number of carriers
- Medicare9
- PPO9
- HMO8
- EPO4
- POS4
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Raymond D. Gritton's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Raymond D. Gritton
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Raymond D. Gritton's NPI number?
Dr. Raymond D. Gritton's NPI number is 1003934043. It was assigned on March 27, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Raymond D. Gritton?
Dr. Raymond D. Gritton is a physiatrist in Arcadia, California. The primary specialty in the NPI Registry is Physical Medicine & Rehabilitation Physician (taxonomy code 208100000X).
Where does Dr. Raymond D. Gritton practice?
Dr. Gritton practices at 300 W Huntington Dr, Arcadia, CA 91007. Dr. Gritton's primary practice is USC Arcadia Hospital in Arcadia, California, part of University of Southern California. Dmand AI also links Dr. Gritton to 3 hospitals, 2 home health agencies and 1 physician office.
What is Dr. Raymond D. Gritton's office phone number?
The practice phone on file for Dr. Gritton is (626) 898-8000.
What is Dr. Raymond D. Gritton's medical license number?
Dr. Gritton holds California license G76722.
Which hospitals is Dr. Raymond D. Gritton affiliated with?
Dr. Gritton practices at USC Arcadia Hospital in Arcadia, California. Dr. Gritton is also affiliated with Henry Mayo Newhall Hospital. Dmand AI links Dr. Gritton to 3 more hospitals.
Does Dr. Raymond D. Gritton accept Medicare?
Yes. CMS data shows Dr. Gritton billed Medicare for 4,073 services in 2024, and Dr. Gritton accepts Medicare assignment.
What is Dr. Raymond D. Gritton's MIPS score?
Dr. Gritton's MIPS final score for performance year 2024 is 98 out of 100, reported individually.
How many Medicare patients does Dr. Raymond D. Gritton see?
CMS counts 542 Medicare patients who saw Dr. Gritton in 2024, with an average age of 80.
Is Dr. Raymond D. Gritton board certified?
Yes. Dr. Gritton is board certified in physical medicine & rehabilitation by the American Board of Physical Medicine and Rehabilitation.
Show 6 more questionsShow fewer questions
What services does Dr. Raymond D. Gritton bill to Medicare?
In 2024, Dr. Gritton's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99238).
Where did Dr. Raymond D. Gritton go to medical school?
Dr. Gritton graduated from Drexel University College Of Medicine in 1991.
What drugs does Dr. Raymond D. Gritton prescribe most?
In 2024 Medicare Part D data, Dr. Gritton's most prescribed drugs by claims were Atorvastatin Calcium, Pantoprazole Sodium and Famotidine.
Has Dr. Raymond D. Gritton received payments from drug or device companies?
CMS Open Payments shows $39 in general payments to Dr. Gritton from 1 company from 2022 to 2022. The largest total came from Baxter Healthcare.
How long has Dr. Raymond D. Gritton been practicing?
Dr. Gritton graduated from medical school in 1991, 35 years ago.
What insurance does Dr. Raymond D. Gritton accept?
Dr. Gritton is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.
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