Dr. Maximo Christian Diamond, MD
- Part D claims, 2024
- 1,255
- Industry payments
- $43
- Affiliated sites
- 8
- Medical groups
- 2
- Insurance carriers
- 4
- Practice address
- 141 South Knott Avenue, Anaheim, CA 92804
- Practice phone
- Call (714) 821-7310
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Anaheim Terrace Care Center
Skilled Nursing Facility · Anaheim, California
Find Dr. Diamond's professional email, personal email and mobile number
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Dr. Maximo Christian Diamond is an internist in Anaheim, California
Dr. Diamond practices at Anaheim Terrace Care Center in Anaheim, California.
Dr. Diamond's NPI, 1063519932, was assigned on September 20, 2006. Dr. Diamond graduated from UC Irvine School of Medicine in 1991. Dr. Diamond holds California license G74989.
- NPI
- 1063519932NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4082878699
- NPI enumeration date
- September 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (714) 821-7310
- 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. Maximo Christian Diamond practices at Anaheim Terrace Care Center in Anaheim, California
Dr. Diamond's primary practice is Anaheim Terrace Care Center, at 141 South Knott Avenue, Anaheim, CA 92804 in Orange County. The practice phone is (714) 821-7310.
- Anaheim Terrace Care Center141 South Knott Avenue, Anaheim, CA 92804 · Orange CountyPhone(714) 821-7310
Source: Dmand AI Affiliation Data
Dr. Maximo Christian Diamond is affiliated with 8 sites of care and 2 medical groups
Dr. Diamond's primary practice is Anaheim Terrace Care Center in Anaheim, California. The medical group on file is Haven Health. Dmand AI also links Dr. Diamond to 3 more hospices, 2 physician offices, 1 group practice or clinic, 1 home health agency and 1 medical group, 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. Maximo Christian Diamond's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Diamond practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Anaheim Terrace Care Center | Available with a free account |
| +7 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Maximo Christian Diamond is one of 16,751 internists in California
Internal medicine is Dr. Diamond's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Diamond is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Diamond's licenses on file in 2 states: California and Florida.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
- Florida license
Internists near Dr. Diamond
Counts of internists 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. Maximo Christian Diamond's patients have a median age of 82
Across all payers, Dmand AI patient panel data puts Dr. Diamond's median patient age at 82, with 62% women.
Dr. Diamond's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 82
Patient panel by sex, all payers
- Women62%
- Men38%
Source: Dmand AI Patient Panel Data
Dr. Maximo Christian Diamond wrote 1,255 Medicare Part D claims in 2024
In 2024, Dr. Diamond wrote 1,255 Medicare Part D claims for 228 patients. 77% of them were for generic drugs. CMS names the drug for 826 of them, across 30 drugs with 11 or more claims each, at $50,471 in total drug cost. In 2023, CMS named 564 claims across 23 drugs.
Dr. Diamond's Part D claims by kind of drug, 2024
- Generic970 claims77%
- Brand-name245 claims20%
- Other40 claims3%
Dr. Diamond'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. Diamond's Part D claims, 2024
- Antibiotics2%25 of 1,255 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: 5642024: 82646%
Drugs named by CMS: 30 in 2024, 23 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. Maximo Christian Diamond ranks in the 96th percentile for removal of tissue in Medicare
Dr. Diamond accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 446 procedures of removal of tissue by Dr. Diamond, more than 96% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Diamond ranks in Medicare procedure volume
- Removal of tissue
- 96th percentile446 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Maximo Christian Diamond received $43 in industry payments from 2016 to 2019
CMS Open Payments shows 3 general payments to Dr. Diamond from 2 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 100% of the total. Allergan Inc. paid the most, $31.
General payments to Dr. Diamond by program year, 2016 to 2019
Companies that paid Dr. Diamond the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Maximo Christian Diamond graduated from UC Irvine School of Medicine
Dr. Diamond graduated from UC Irvine School of Medicine in 1991.
- Medical school
- Board certified in internal medicine
- Board certified in fellowship in health case quality and management
Source: Dmand AI Professional Profile Data
Dr. Maximo Christian Diamond accepts plans from 4 insurance carriers
Dr. Diamond is in network with 4 carriers, including Elevance, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.
- Elevance
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
Plan types Dr. Diamond accepts, by number of carriers
- Medicare4
- PPO4
- HMO2
- Medicaid1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Maximo Christian Diamond'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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)Doctors and Clinicians Utilization Data (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. Maximo Christian Diamond
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. Maximo Christian Diamond's NPI number?
Dr. Maximo Christian Diamond's NPI number is 1063519932. It was assigned on September 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Maximo Christian Diamond?
Dr. Maximo Christian Diamond is an internist in Anaheim, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Maximo Christian Diamond practice?
Dr. Diamond practices at 141 South Knott Avenue, Anaheim, CA 92804. Dr. Diamond's primary practice is Anaheim Terrace Care Center in Anaheim, California. Dmand AI also links Dr. Diamond to 3 hospices, 2 physician offices, 1 group practice or clinic, 1 home health agency and 1 medical group.
What is Dr. Maximo Christian Diamond's office phone number?
The practice phone on file for Dr. Diamond is (714) 821-7310.
What is Dr. Maximo Christian Diamond's medical license number?
Dr. Diamond holds California license G74989, one of the licenses on file in 2 states.
Which states has Dr. Maximo Christian Diamond been licensed in?
Dmand AI has state licenses on file for Dr. Diamond in California (1992 to 2026) and Florida (1997 to 2012).
What medical group is Dr. Maximo Christian Diamond part of?
Dr. Diamond is linked to Haven Health. Dmand AI links Dr. Diamond to 1 more medical group.
Does Dr. Maximo Christian Diamond accept Medicare?
Yes. CMS lists Dr. Diamond as accepting Medicare assignment.
Is Dr. Maximo Christian Diamond board certified?
Yes. Dr. Diamond is board certified in internal medicine by the American Board of Internal Medicine.
Where did Dr. Maximo Christian Diamond go to medical school?
Dr. Diamond graduated from UC Irvine School of Medicine in 1991.
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What drugs does Dr. Maximo Christian Diamond prescribe most?
In 2024 Medicare Part D data, Dr. Diamond's most prescribed drugs by claims were Levothyroxine Sodium, Tamsulosin HCl and Eliquis.
Has Dr. Maximo Christian Diamond received payments from drug or device companies?
CMS Open Payments shows $43 in general payments to Dr. Diamond from 2 companies from 2016 to 2019. The largest total came from Allergan Inc.
How long has Dr. Maximo Christian Diamond been practicing?
Dr. Diamond graduated from medical school in 1991, 35 years ago.
What insurance does Dr. Maximo Christian Diamond accept?
Dr. Diamond is in network with 4 carriers, including Elevance, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.
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