Biomimetic MaterialsMolecular ProbesMucins
Dr. Joseph R. Grim Jr., MD
NPI1609834167PAC ID2264442698
- Medicare services, 2024
- 242
- Medicare patients, 2024
- 294
- Publications
- 2
- MIPS score, 2024
- 90
- Industry payments
- $17
- Practice address
- 1390 East Yosemite Ave, Ste B, Merced, CA 95340
- Practice phone
- Call (209) 722-0811
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University Surgery Center - Merced
Surgery Center - Medicare-Certified · Merced, California
Find Dr. Grim's professional email, personal email and mobile number
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Dr. Joseph R. Grim Jr. is an anesthesiologist in Merced, California
Dr. Grim practices at University Surgery Center - Merced in Merced, California.
Dr. Grim's NPI, 1609834167, was assigned on May 3, 2006. Dr. Grim graduated from Loma Linda University School Of Medicine in 1989. Dr. Grim holds California license G71215.
NPI and contact details
- NPI
- 1609834167NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2264442698
- NPI enumeration date
- May 3, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (209) 722-0811
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Joseph R. Grim Jr. practices at University Surgery Center - Merced in Merced, California
Dr. Grim's primary practice is University Surgery Center - Merced, at 1390 East Yosemite Ave, Ste B, Merced, CA 95340. The practice phone is (209) 722-0811.
- University Surgery Center - Merced1390 East Yosemite Ave, Ste B, Merced, CA 95340Phone(209) 722-0811
Source: Dmand AI Affiliation Data
Dr. Joseph R. Grim Jr. is affiliated with 2 sites of care and 3 medical groups
Dr. Grim's primary practice is University Surgery Center - Merced in Merced, California. The medical group on file is Santé Foundation Medical Group. Dmand AI also links Dr. Grim to 2 more medical groups and 1 ambulatory surgery center, each named with a free account.
University Surgery Center - MercedPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Joseph R. Grim Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grim practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University Surgery Center - Merced | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Joseph R. Grim Jr. is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Grim's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dmand AI has Dr. Grim's licenses on file in 2 states: California and North Dakota.
Specialties and state licenses
- Anesthesiology, CaliforniaPrimary
- North Dakota license
Anesthesiologists near Dr. Grim
Counts of anesthesiologists 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. Joseph R. Grim Jr. billed Medicare for 242 services in 2024
CMS data shows 242 Medicare services from Dr. Grim across 7 procedure codes in 2024, for 294 Medicare patients. Medicare paid $23,195 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024242
Medicare patients294
Paid by Medicare$23,195
Procedure codes7
Dr. Grim's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 3572024: 24232%
Dr. Grim compared with the California median for anesthesiologists, 2024
- Dr. Grim
- California median
- Medicare services
- 242vs 723.4 times
- Medicare patients
- 294vs 1432.1 times
Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.
Dr. Grim'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. Grim and other anesthesiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joseph R. Grim Jr. treated 294 Medicare patients in 2024, average age 72
CMS counts 294 Medicare patients who saw Dr. Grim in 2024. The largest group is 65 to 74, with 145 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 47% are also on Medicaid. Their average risk score is 1.35, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Grim's median patient age at 56, with 60% women.
Medicare patients, 2024294
Average age72
Average risk score1.35
Also on Medicaid47%
Dr. Grim's Medicare patients by age, 2024
Dr. Grim's Medicare patients by sex, 2024
- Women16857%
- Men12643%
Chronic conditions among Dr. Grim's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis59%
- Diabetes42%
- Ischemic heart disease31%
- Anxiety28%
- Chronic kidney disease27%
- Heart failure23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Grim's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joseph R. Grim Jr. scored 90 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 90 out of 100 for Dr. Grim for performance year 2024, reported as part of a group. Dr. Grim accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Grim's MIPS scores, performance year 2024
- 90of 100Final score
- 87of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 78of 100Cost
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. Joseph R. Grim Jr. has 2 publications on record
Dmand AI links 2 papers to Dr. Grim, published from 2011 to 2013. The most frequent topics are Biomimetic Materials and Polysaccharides.
Papers2
Years published2011 to 2013
Topics Dr. Grim writes about most
- Biomimetic Materials
- Polysaccharides
Recent publications by Dr. Grim
Glycomimetic building blocks: a divergent synthesis of epimers of shikimic acid (opens in a new tab)
Org Lett
Biomimetic MaterialsFucoseModels, Molecular
See who Dr. Grim researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Grim works with, so you can find a warm path to the right anesthesiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Joseph R. Grim Jr. received $17 in industry payments in 2021
CMS Open Payments shows 1 general payment to Dr. Grim from 1 drug or device company in 2021. Food and beverage make up the largest share, 100% of the total. Si-bone, Inc. paid the most, $17.
Companies that paid Dr. Grim the most, 2021 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Joseph R. Grim Jr. graduated from Loma Linda University School Of Medicine
Dr. Grim graduated from Loma Linda University School Of Medicine in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Joseph R. Grim Jr. accepts plans from 6 insurance carriers
Dr. Grim is in network with 6 carriers, including Elevance, United Healthcare and Aspirus Health Plan. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
- Elevance
- United Healthcare
- Aspirus Health Plan
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- HCSC
Plan types Dr. Grim accepts, by number of carriers
- Medicare3
- POS3
- PPO3
- EPO2
- HMO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Joseph R. Grim Jr.'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) |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Joseph R. Grim Jr.
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. Joseph R. Grim Jr.'s NPI number?
Dr. Joseph R. Grim Jr.'s NPI number is 1609834167. It was assigned on May 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Joseph R. Grim Jr.?
Dr. Joseph R. Grim Jr. is an anesthesiologist in Merced, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Joseph R. Grim Jr. practice?
Dr. Grim practices at 1390 East Yosemite Ave, Ste B, Merced, CA 95340. Dr. Grim's primary practice is University Surgery Center - Merced in Merced, California. Dmand AI also links Dr. Grim to 2 medical groups and 1 ambulatory surgery center.
What is Dr. Joseph R. Grim Jr.'s office phone number?
The practice phone on file for Dr. Grim is (209) 722-0811.
What is Dr. Joseph R. Grim Jr.'s medical license number?
Dr. Grim holds California license G71215, one of the licenses on file in 2 states.
Which states has Dr. Joseph R. Grim Jr. been licensed in?
Dmand AI has state licenses on file for Dr. Grim in California (1991 to 2027) and North Dakota (1998 to 2003).
What medical group is Dr. Joseph R. Grim Jr. part of?
Dr. Grim is linked to Santé Foundation Medical Group. Dmand AI links Dr. Grim to 2 more medical groups.
Does Dr. Joseph R. Grim Jr. accept Medicare?
Yes. CMS data shows Dr. Grim billed Medicare for 242 services in 2024, and Dr. Grim accepts Medicare assignment.
What is Dr. Joseph R. Grim Jr.'s MIPS score?
Dr. Grim's MIPS final score for performance year 2024 is 90 out of 100, reported as part of a group.
How many Medicare patients does Dr. Joseph R. Grim Jr. see?
CMS counts 294 Medicare patients who saw Dr. Grim in 2024, with an average age of 72.
Show 6 more questionsShow fewer questions
What services does Dr. Joseph R. Grim Jr. bill to Medicare?
In 2024, Dr. Grim's most billed Medicare services were anesthesia (00142), anesthesia (01992) and anesthesia (01940).
Where did Dr. Joseph R. Grim Jr. go to medical school?
Dr. Grim graduated from Loma Linda University School Of Medicine in 1989.
Has Dr. Joseph R. Grim Jr. received payments from drug or device companies?
CMS Open Payments shows $17 in general payments to Dr. Grim from 1 company from 2021 to 2021. The largest total came from Si-bone, Inc.
How long has Dr. Joseph R. Grim Jr. been practicing?
Dr. Grim graduated from medical school in 1989, 37 years ago.
Does Dr. Joseph R. Grim Jr. do research?
Dmand AI links 2 publications to Dr. Grim, published from 2011 to 2013.
What insurance does Dr. Joseph R. Grim Jr. accept?
Dr. Grim is in network with 6 carriers, including Elevance, United Healthcare and Aspirus Health Plan. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
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