Dr. Donald J. Grandis, MD

  • San Francisco, CA
  • Cardiologist
NPI1093772857PAC ID7113948498
Medicare services, 2024
3,271
Medicare patients, 2024
1,989
Part D claims, 2024
4,625
Publications
18
MIPS score, 2024
86
Practice address
505 Parnassus Ave, Box 0296, San Francisco, CA 94143
Practice phone
Call (415) 353-2733
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UCSF Helen Diller Medical Center at Parnassus Heights

Hospital · San Francisco, California

See all 9 affiliations

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Dr. Donald J. Grandis is a cardiologist in San Francisco, California

Dr. Grandis practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health.

Dr. Grandis' NPI, 1093772857, was assigned on April 27, 2006. Dr. Grandis graduated from VCU School of Medicine in 1985. Dr. Grandis' Pennsylvania license number on file is MD036775E.

NPI and contact details
Medicare PAC ID
7113948498
NPI enumeration date
April 27, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(415) 353-2733
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
67
Medical school graduation
1985

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Donald J. Grandis practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California

Dr. Grandis' primary practice is UCSF Helen Diller Medical Center at Parnassus Heights, at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143 in San Francisco County. The practice phone is (415) 353-2733.

Source: Dmand AI Affiliation Data

Dr. Donald J. Grandis is affiliated with 5 sites of care and 4 medical groups

Dr. Grandis' primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. The medical group on file is UCSF Pediatrics. Dmand AI also links Dr. Grandis to 4 more group practices and clinics and 3 medical groups, each named with a free account.

See all 9 affiliations for Dr. Grandis

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Donald J. Grandis' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grandis practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UCSF Helen Diller Medical Center at Parnassus HeightsAvailable with a free account
+4 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Donald J. Grandis is one of 2,375 cardiologists in California

Cardiovascular disease is Dr. Grandis' primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Grandis is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Grandis' licenses on file in 2 states: Pennsylvania and California.

Specialties and state licenses

  • Cardiovascular disease, PennsylvaniaPrimaryLicense MD036775E · 1986 to 2016 · taxonomy 207RC0000X
  • California license2015 to 2026

Clinical focus

Dmand AI lists aneurysm, atherosclerosis, atrial fibrillation and flutter, cardiomyopathy, cerebrovascular disease, chronic hypertension, circulation problems and congestive heart failure among the conditions Dr. Grandis treats.

Cardiologists near Dr. Grandis

Counts of cardiologists 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. Donald J. Grandis billed Medicare for 3,271 services in 2024

CMS data shows 3,271 Medicare services from Dr. Grandis across 15 procedure codes in 2024, for 1,989 Medicare patients. Medicare paid $89,394 for them.

Medicare services, 20243,271
Medicare patients1,989
Paid by Medicare$89,394
Procedure codes15

Dr. Grandis' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Tests and treatments
2023: 1,6312024: 2,05626%
Office and hospital visits
2023: 7672024: 8055%
Other services
2023: 02024: 410
Imaging
2023: 702024: 0100%

Where Dr. Grandis' Medicare services took place, 2024

  • In an office32710%
  • In a facility2,94490%

Dr. Grandis compared with the California median for cardiologists, 2024

  • Dr. Grandis
  • California median
Medicare services
3,271vs 1,5602.1 times
Medicare patients
1,989vs 6443.1 times
Part D claims
4,381vs 1,4103.1 times

Medians across 2,237 cardiologists in California with Dmand AI profiles that report each measure.

Dr. Grandis' 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.

See all procedures by Dr. Grandis

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Grandis and other cardiologists in California.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Donald J. Grandis treated 1,989 Medicare patients in 2024, average age 75

CMS counts 1,989 Medicare patients who saw Dr. Grandis in 2024. The largest group is 75 to 84, with 729 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 37% are also on Medicaid. Their average risk score is 2.26, 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. Grandis' median patient age at 76, with 37% women.

Medicare patients, 20241,989
Average age75
Average risk score2.26
Also on Medicaid37%

Dr. Grandis' Medicare patients by age, 2024

Dr. Grandis' Medicare patients by sex, 2024

  • Women93047%
  • Men1,05953%

Chronic conditions among Dr. Grandis' Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Ischemic heart disease47%
  4. Atrial fibrillation43%
  5. Chronic kidney disease42%
  6. Arthritis41%
  7. Heart failure38%
  8. Diabetes37%

Share of Medicare patients with each condition. A patient can have several.

Dr. Grandis' patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 76

Patient panel by sex, all payers

  • Women37%
  • Men61%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Donald J. Grandis wrote 4,625 Medicare Part D claims in 2024

In 2024, Dr. Grandis wrote 4,625 Medicare Part D claims for 616 patients. 80% of them were for generic drugs. CMS names the drug for 4,381 of them, across 55 drugs with 11 or more claims each, at $1,083,674 in total drug cost. In 2023, CMS named 3,874 claims across 53 drugs.

Part D claims, 20244,625
Drugs named by CMS55
Total drug cost$1.1M
Part D patients616

Dr. Grandis' Part D claims by kind of drug, 2024

  • Generic3,702 claims80%
  • Brand-name and other923 claims20%

Dr. Grandis' 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. Grandis' Part D claims, 2024

  • Antibiotics1%25 of 4,625 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: 3,8742024: 4,38113%

Drugs named by CMS: 55 in 2024, 53 in 2023.

See all prescribing by Dr. Grandis

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. Donald J. Grandis scored 86 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Dr. Grandis for performance year 2024, reported individually. Dr. Grandis accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Grandis as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Grandis' MIPS scores, performance year 2024

  • 86of 100Final score
  • 95of 100Quality
  • 0of 100Improvement Activities
  • 81of 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. Donald J. Grandis has 18 publications on record

Dmand AI links 18 papers to Dr. Grandis, published from 2017 to 2023. 2022 was the busiest year, with 2. The most frequent topics are Heart, Exercise and Stroke Volume. Dr. Grandis has published most often in Am J Cardiol. Dr. Grandis' most frequent co-authors are Alexis Lynn Beatty, MD, Punita Kaveti, MD and Gregory Maurice Marcus, MD.

Papers18
Years published2017 to 2023

Dr. Grandis' papers by year, 2017 to 2023

Topics Dr. Grandis writes about most

  • Heart
  • Exercise
  • Stroke Volume
  • Atrial Natriuretic Factor
  • Blood Pressure
  • California
  • Cardiomyopathies
  • Cardiotonic Agents

Dr. Grandis' most frequent co-authors

Recent publications by Dr. Grandis

See all 18 publications and co-authors

See who Dr. Grandis researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Grandis works with, so you can find a warm path to the right cardiologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Donald J. Grandis received $63 in industry payments from 2016 to 2022

CMS Open Payments shows 3 general payments to Dr. Grandis from 2 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. Regeneron Pharmaceuticals, Inc. paid the most, $38.

General payments to Dr. Grandis by program year, 2016 to 2022

Companies that paid Dr. Grandis the most, 2016 to 2022

Share is of all general payments to this clinician.

See all payments to Dr. Grandis

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Donald J. Grandis has 2 awards and honors on record

Dmand AI lists 2 awards for Dr. Grandis.

Awards and honors for Dr. Grandis

  1. Undated
    • ACC Fellow
    • Checkbook Top Doc

Source: Dmand AI Professional Profile Data

Dr. Donald J. Grandis graduated from VCU School of Medicine

Dr. Grandis graduated from VCU School of Medicine in 1985. Dr. Grandis is a member of ACC.

  1. Medical schoolVCU School of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Donald J. Grandis accepts plans from 11 insurance carriers

Dr. Grandis is in network with 11 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Cigna
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • Blue Cross and Blue Shield of Kansas City
  • +3 more carriersWith a free account

Plan types Dr. Grandis accepts, by number of carriers

  1. Medicare9
  2. PPO7
  3. HMO4
  4. POS3
  5. EPO2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Donald J. Grandis's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors 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-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Donald J. Grandis

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. Donald J. Grandis' NPI number?

Dr. Donald J. Grandis' NPI number is 1093772857. It was assigned on April 27, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Donald J. Grandis?

Dr. Donald J. Grandis is a cardiologist in San Francisco, California. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).

Where does Dr. Donald J. Grandis practice?

Dr. Grandis practices at 505 Parnassus Ave, Box 0296, San Francisco, CA 94143. Dr. Grandis' primary practice is UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California, part of University of California Health. Dmand AI also links Dr. Grandis to 4 group practices and clinics and 3 medical groups.

What is Dr. Donald J. Grandis' office phone number?

The practice phone on file for Dr. Grandis is (415) 353-2733.

What is Dr. Donald J. Grandis' medical license number?

Dr. Grandis' Pennsylvania license number on file is MD036775E, one of the licenses on file in 2 states.

Which states has Dr. Donald J. Grandis been licensed in?

Dmand AI has state licenses on file for Dr. Grandis in Pennsylvania (1986 to 2016) and California (2015 to 2026).

Which hospitals is Dr. Donald J. Grandis affiliated with?

Dr. Grandis practices at UCSF Helen Diller Medical Center at Parnassus Heights in San Francisco, California.

What medical group is Dr. Donald J. Grandis part of?

Dr. Grandis is linked to UCSF Pediatrics. Dmand AI links Dr. Grandis to 3 more medical groups.

Does Dr. Donald J. Grandis accept Medicare?

Yes. CMS data shows Dr. Grandis billed Medicare for 3,271 services in 2024, and Dr. Grandis accepts Medicare assignment.

Does Dr. Donald J. Grandis offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Grandis as offering telehealth services.

Show 11 more questionsShow fewer questions

What is Dr. Donald J. Grandis' MIPS score?

Dr. Grandis' MIPS final score for performance year 2024 is 86 out of 100, reported individually.

How many Medicare patients does Dr. Donald J. Grandis see?

CMS counts 1,989 Medicare patients who saw Dr. Grandis in 2024, with an average age of 75.

Is Dr. Donald J. Grandis board certified?

Yes. Dr. Grandis is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. Donald J. Grandis bill to Medicare?

In 2024, Dr. Grandis' most billed Medicare services were heart test or procedure (93010), medicare service (G2211) and office visit, established patient (99214).

Where did Dr. Donald J. Grandis go to medical school?

Dr. Grandis graduated from VCU School of Medicine in 1985.

What drugs does Dr. Donald J. Grandis prescribe most?

In 2024 Medicare Part D data, Dr. Grandis' most prescribed drugs by claims were Atorvastatin Calcium, Eliquis and Rosuvastatin Calcium.

Has Dr. Donald J. Grandis received payments from drug or device companies?

CMS Open Payments shows $63 in general payments to Dr. Grandis from 2 companies from 2016 to 2022. The largest total came from Regeneron Pharmaceuticals, Inc.

How long has Dr. Donald J. Grandis been practicing?

Dr. Grandis graduated from medical school in 1985, 41 years ago.

Does Dr. Donald J. Grandis do research?

Dmand AI links 18 publications to Dr. Grandis, published from 2017 to 2023.

Who does Dr. Donald J. Grandis publish with?

Dr. Grandis' most frequent co-authors are Alexis Lynn Beatty, MD (3 shared papers), Punita Kaveti, MD (2 shared papers) and Gregory Maurice Marcus, MD (2 shared papers).

What insurance does Dr. Donald J. Grandis accept?

Dr. Grandis is in network with 11 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

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