Cleft Palate Craniofac J
Dr. Mary E. Alexander, MD
- Medicare services, 2024
- 395
- Medicare patients, 2024
- 226
- Part D claims, 2024
- 7,621
- Publications
- 2
- MIPS score, 2024
- 89
- Practice address
- 5651 Copley Dr, San Diego, CA 92111
- Practice phone
- Call (858) 262-6666
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sharp Rees-Stealy Medical Group, Inc
San Diego, California
Find Dr. Alexander'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. Mary E. Alexander is an internist in San Diego, California
Dr. Alexander practices at Sharp Rees-Stealy Medical Group, Inc in San Diego, California.
Dr. Alexander's NPI, 1538177845, was assigned on August 3, 2006. Dr. Alexander graduated from Creighton University School of Medicine - Omaha in 1988. Dr. Alexander holds California license G66922.
- NPI
- 1538177845NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931232386
- NPI enumeration date
- August 3, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (858) 262-6666
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mary E. Alexander practices at Sharp Rees-Stealy Medical Group, Inc in San Diego, California
Dr. Alexander's primary practice is Sharp Rees-Stealy Medical Group, Inc, at 5651 Copley Dr, San Diego, CA 92111 in San Diego County. The practice phone is (858) 262-6666.
- Sharp Rees-Stealy Medical Group, Inc5651 Copley Dr, San Diego, CA 92111 · San Diego CountyPhone(858) 262-6666
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Mary E. Alexander is affiliated with 2 sites of care and 1 medical group
Dr. Alexander's primary practice is Sharp Rees-Stealy Medical Group, Inc in San Diego, California. The medical group on file is Sharp Rees-Stealy Medical Group. Dmand AI also links Dr. Alexander to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Mary E. Alexander's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Alexander practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sharp Rees-Stealy Medical Group, Inc | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mary E. Alexander is one of 16,751 internists in California
Internal medicine is Dr. Alexander's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Alexander is board certified in internal medicine by the American Board of Internal Medicine. Dr. Alexander is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acute skin infection, alzheimer's disease, ankle or foot injury, arthritis, asthma, atrial fibrillation and flutter, chronic diabetes and chronic hypertension among the conditions Dr. Alexander treats.
Internists near Dr. Alexander
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. Mary E. Alexander billed Medicare for 395 services in 2024
CMS data shows 395 Medicare services from Dr. Alexander across 2 procedure codes in 2024, all of them office visits, for 226 Medicare patients. Medicare paid $31,463 for them. Every service was in an office.
Dr. Alexander's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3652024: 3958%
- Tests and treatments
- 2023: 162024: 0100%
- Other services
- 2023: 312024: 0100%
Dr. Alexander compared with the California median for internists, 2024
- Dr. Alexander
- California median
- Medicare services
- 395vs 3619% above
- Medicare patients
- 226vs 15150% above
- Part D claims
- 6,853vs 42116.3 times
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Alexander'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mary E. Alexander treated 226 Medicare patients in 2024, average age 75
CMS counts 226 Medicare patients who saw Dr. Alexander in 2024. The largest group is 65 to 74, with 117 patients. 67% of them have high blood pressure, and 42% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.16, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Alexander's median patient age at 57, with 71% women.
Dr. Alexander's Medicare patients by age, 2024
Dr. Alexander's Medicare patients by sex, 2024
- Women18080%
- Men4620%
Chronic conditions among Dr. Alexander's Medicare patients, 2024
- High blood pressure67%
- High cholesterol42%
- Arthritis39%
- Diabetes24%
- Mood disorders22%
- Anxiety19%
- Depression19%
- Atrial fibrillation18%
Share of Medicare patients with each condition. A patient can have several.
Dr. Alexander's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women71%
- Men27%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mary E. Alexander wrote 7,621 Medicare Part D claims in 2024
In 2024, Dr. Alexander wrote 7,621 Medicare Part D claims for 727 patients. 87% of them were for generic drugs. CMS names the drug for 6,853 of them, across 120 drugs with 11 or more claims each, at $516,518 in total drug cost. In 2023, CMS named 6,649 claims across 122 drugs.
Dr. Alexander's Part D claims by kind of drug, 2024
- Generic6,620 claims87%
- Brand-name954 claims13%
- Other47 claims1%
Dr. Alexander'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. Alexander's Part D claims, 2024
- Opioids5%404 of 7,621 claims
- Antibiotics2%158 of 7,621 claims
- Antipsychotics, patients 65 and over0%25 of 7,621 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: 6,6492024: 6,8533%
Drugs named by CMS: 120 in 2024, 122 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. Mary E. Alexander scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Alexander for performance year 2024, reported as part of a group. Dr. Alexander accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Alexander as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Alexander's MIPS scores, performance year 2024
- 89of 100Final score
- 81of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
- 82of 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. Mary E. Alexander has 2 publications on record
Dmand AI links 2 papers to Dr. Alexander in 2011. 2011 was the busiest year, with 2. The most frequent topics are Cleft Lip, Cleft Palate and Cyclonic Storms. Dr. Alexander has published most often in Cleft Palate Craniofac J. Dr. Alexander's most frequent co-authors are Ernest Sai-Yun Chiu, MD, Haig A. Goenjian, MD and Hugo St Hilaire, MD.
Topics Dr. Alexander writes about most
- Cleft Lip
- Cleft Palate
- Cyclonic Storms
Dr. Alexander's most frequent co-authors
- Ernest Sai-Yun Chiu, MD1 shared paper
- Haig A. Goenjian, MD1 shared paper
- Hugo St Hilaire, MD1 shared paper
Recent publications by Dr. Alexander
Cleft Palate Craniofac J
See who Dr. Alexander researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Alexander works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Mary E. Alexander received $45 in industry payments from 2019 to 2021
CMS Open Payments shows 2 general payments to Dr. Alexander from 2 drug and device companies from 2019 to 2021. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $30.
General payments to Dr. Alexander by program year, 2019 to 2021
Companies that paid Dr. Alexander the most, 2019 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mary E. Alexander graduated from Creighton University School of Medicine - Omaha
Dr. Alexander graduated from Creighton University School of Medicine - Omaha in 1988.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Mary E. Alexander accepts plans from 6 insurance carriers
Dr. Alexander is in network with 6 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- CMS Medicare
Plan types Dr. Alexander accepts, by number of carriers
- Medicare6
- PPO5
- HMO3
- POS3
- EPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Mary E. Alexander'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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)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. Mary E. Alexander
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. Mary E. Alexander's NPI number?
Dr. Mary E. Alexander's NPI number is 1538177845. It was assigned on August 3, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mary E. Alexander?
Dr. Mary E. Alexander is an internist in San Diego, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Mary E. Alexander practice?
Dr. Alexander practices at 5651 Copley Dr, San Diego, CA 92111. Dr. Alexander's primary practice is Sharp Rees-Stealy Medical Group, Inc in San Diego, California. Dmand AI also links Dr. Alexander to 1 group practice or clinic.
What is Dr. Mary E. Alexander's office phone number?
The practice phone on file for Dr. Alexander is (858) 262-6666.
What is Dr. Mary E. Alexander's medical license number?
Dr. Alexander holds California license G66922.
What medical group is Dr. Mary E. Alexander part of?
Dr. Alexander is linked to Sharp Rees-Stealy Medical Group.
Does Dr. Mary E. Alexander accept Medicare?
Yes. CMS data shows Dr. Alexander billed Medicare for 395 services in 2024, and Dr. Alexander accepts Medicare assignment.
Does Dr. Mary E. Alexander offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Alexander as offering telehealth services.
What is Dr. Mary E. Alexander's MIPS score?
Dr. Alexander's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
How many Medicare patients does Dr. Mary E. Alexander see?
CMS counts 226 Medicare patients who saw Dr. Alexander in 2024, with an average age of 75.
Show 9 more questionsShow fewer questions
Is Dr. Mary E. Alexander board certified?
Yes. Dr. Alexander is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Mary E. Alexander bill to Medicare?
In 2024, Dr. Alexander's most billed Medicare services were office visit, established patient (99214) and office visit, established patient (99213).
Where did Dr. Mary E. Alexander go to medical school?
Dr. Alexander graduated from Creighton University School of Medicine - Omaha in 1988.
What drugs does Dr. Mary E. Alexander prescribe most?
In 2024 Medicare Part D data, Dr. Alexander's most prescribed drugs by claims were Losartan Potassium, Atorvastatin Calcium and Levothyroxine Sodium.
Has Dr. Mary E. Alexander received payments from drug or device companies?
CMS Open Payments shows $45 in general payments to Dr. Alexander from 2 companies from 2019 to 2021. The largest total came from Novo Nordisk Inc.
How long has Dr. Mary E. Alexander been practicing?
Dr. Alexander graduated from medical school in 1988, 38 years ago.
Does Dr. Mary E. Alexander do research?
Dmand AI links 2 publications to Dr. Alexander.
Who does Dr. Mary E. Alexander publish with?
Dr. Alexander's most frequent co-authors are Ernest Sai-Yun Chiu, MD (1 shared paper), Haig A. Goenjian, MD (1 shared paper) and Hugo St Hilaire, MD (1 shared paper).
What insurance does Dr. Mary E. Alexander accept?
Dr. Alexander is in network with 6 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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