Dr. Michelle Ann Diaz, MD
- Medicare services, 2024
- 288
- Medicare patients, 2024
- 132
- Part D claims, 2024
- 494
- Hospital affiliations
- 2
- Industry payments
- $311
- Practice address
- 1618 E Pine St, Silver City, NM 88061-7155
- Practice phone
- Call (575) 388-1561
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Cassie Health Center
Women's health practice · Silver City, New Mexico
Find Dr. Diaz's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Michelle Ann Diaz is an OB-GYN in Silver City, New Mexico
Dr. Diaz practices at Cassie Health Center in Silver City, New Mexico.
Dr. Diaz's NPI, 1417098369, was assigned on February 12, 2007. Dr. Diaz graduated from University of New Mexico School of Medicine in 2005. Dr. Diaz holds New Mexico license MD2009-0200.
- NPI
- 1417098369NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6608912266
- NPI enumeration date
- February 12, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (575) 388-1561
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michelle Ann Diaz practices at Cassie Health Center in Silver City, New Mexico
Dr. Diaz's primary practice is Cassie Health Center, at 1618 E Pine St, Silver City, NM 88061-7155. The practice phone is (575) 388-1561.
- Cassie Health Center1618 E Pine St, Silver City, NM 88061-7155Phone(575) 388-1561
Source: Dmand AI Affiliation Data
Dr. Michelle Ann Diaz is affiliated with 3 sites of care and 1 medical group
Dr. Diaz's primary practice is Cassie Health Center in Silver City, New Mexico. Dr. Diaz is also affiliated with Gila Regional Medical Center. The medical group on file is Cassie Health Center for Women. Dmand AI also links Dr. Diaz to 1 more hospital, named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Michelle Ann Diaz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Diaz practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cassie Health Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michelle Ann Diaz is one of 207 OB-GYNs in New Mexico
Obstetrics and gynecology is Dr. Diaz's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Diaz is licensed in New Mexico.
Specialties and state licenses
- Obstetrics and gynecology, New MexicoPrimary
OB-GYNs near Dr. Diaz
Counts of OB-GYNs 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. Michelle Ann Diaz billed Medicare for 288 services in 2024
CMS data shows 288 Medicare services from Dr. Diaz across 4 procedure codes in 2024, for 132 Medicare patients. Medicare paid $17,237 for them. Every service was in an office.
Dr. Diaz's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1592024: 18718%
- Lab and pathology
- 2023: 542024: 6419%
- Other services
- 2023: 372024: 37No change
Dr. Diaz compared with the New Mexico median for OB-GYNs, 2024
- Dr. Diaz
- New Mexico median
- Medicare services
- 288vs 426.9 times
- Medicare patients
- 132vs 343.9 times
- Part D claims
- 331vs 3110.7 times
Medians across 191 OB-GYNs in New Mexico with Dmand AI profiles that report each measure.
Dr. Diaz'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. Diaz and other OB-GYNs in New Mexico.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michelle Ann Diaz treated 132 Medicare patients in 2024, average age 73
CMS counts 132 Medicare patients who saw Dr. Diaz in 2024. The largest group is 65 to 74, with 68 patients. 71% of them have high cholesterol, and 60% have high blood pressure. 13% are also on Medicaid. Their average risk score is 0.68, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Diaz's median patient age at 43, with 99% women.
Dr. Diaz's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Diaz's Medicare patients, 2024
- High cholesterol71%
- High blood pressure60%
- Arthritis45%
- Osteoporosis21%
- Anxiety18%
- Depression17%
- Diabetes17%
- Mood disorders17%
Share of Medicare patients with each condition. A patient can have several.
Dr. Diaz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 43
Patient panel by sex, all payers
- Women99%
- Men1%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michelle Ann Diaz wrote 494 Medicare Part D claims in 2024
In 2024, Dr. Diaz wrote 494 Medicare Part D claims for 148 patients. 88% of them were for generic drugs. CMS names the drug for 331 of them, across 5 drugs with 11 or more claims each, at $31,940 in total drug cost. In 2023, CMS named 231 claims across 4 drugs.
Dr. Diaz's Part D claims by kind of drug, 2024
- Generic435 claims88%
- Brand-name and other59 claims12%
Dr. Diaz'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. Diaz's Part D claims, 2024
- Antibiotics6%30 of 494 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: 2312024: 33143%
Drugs named by CMS: 5 in 2024, 4 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
How Dr. Michelle Ann Diaz takes part in Medicare
Dr. Diaz accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Removal of the uterus: 1 to 10 procedures (CMS shows small counts as a range)
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Michelle Ann Diaz received $311 in industry payments from 2016 to 2025
CMS Open Payments shows 12 general payments to Dr. Diaz from 8 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Johnson & Johnson Surgical Vision, Inc. paid the most, $194.
General payments to Dr. Diaz by program year, 2016 to 2025
Companies that paid Dr. Diaz the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michelle Ann Diaz graduated from University of New Mexico School of Medicine
Dr. Diaz graduated from University of New Mexico School of Medicine in 2005.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michelle Ann Diaz'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 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)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 |
| 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. Michelle Ann Diaz
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. Michelle Ann Diaz's NPI number?
Dr. Michelle Ann Diaz's NPI number is 1417098369. It was assigned on February 12, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Michelle Ann Diaz?
Dr. Michelle Ann Diaz is an OB-GYN in Silver City, New Mexico. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Michelle Ann Diaz practice?
Dr. Diaz practices at 1618 E Pine St, Silver City, NM 88061-7155. Dr. Diaz's primary practice is Cassie Health Center in Silver City, New Mexico. Dmand AI also links Dr. Diaz to 1 hospital.
What is Dr. Michelle Ann Diaz's office phone number?
The practice phone on file for Dr. Diaz is (575) 388-1561.
What is Dr. Michelle Ann Diaz's medical license number?
Dr. Diaz holds New Mexico license MD2009-0200.
Which hospitals is Dr. Michelle Ann Diaz affiliated with?
Dr. Diaz is affiliated with Gila Regional Medical Center. Dmand AI links Dr. Diaz to 1 more hospital.
What medical group is Dr. Michelle Ann Diaz part of?
Dr. Diaz is linked to Cassie Health Center for Women.
Does Dr. Michelle Ann Diaz accept Medicare?
Yes. CMS data shows Dr. Diaz billed Medicare for 288 services in 2024, and Dr. Diaz accepts Medicare assignment.
How many Medicare patients does Dr. Michelle Ann Diaz see?
CMS counts 132 Medicare patients who saw Dr. Diaz in 2024, with an average age of 73.
What services does Dr. Michelle Ann Diaz bill to Medicare?
In 2024, Dr. Diaz's most billed Medicare services were office visit, established patient (99213), lab and pathology test (81002) and office visit, established patient (99214).
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Where did Dr. Michelle Ann Diaz go to medical school?
Dr. Diaz graduated from University of New Mexico School of Medicine in 2005.
What drugs does Dr. Michelle Ann Diaz prescribe most?
In 2024 Medicare Part D data, Dr. Diaz's most prescribed drugs by claims were Estradiol, Oxybutynin Chloride ER and Myrbetriq.
Has Dr. Michelle Ann Diaz received payments from drug or device companies?
CMS Open Payments shows $311 in general payments to Dr. Diaz from 8 companies from 2016 to 2025. The largest total came from Johnson & Johnson Surgical Vision, Inc.
How long has Dr. Michelle Ann Diaz been practicing?
Dr. Diaz graduated from medical school in 2005, 21 years ago.
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