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Dr. Cyril M. Grum, MD
- Medicare services, 2024
- 413
- Medicare patients, 2024
- 243
- Part D claims, 2024
- 78
- Publications
- 27
- Hospital affiliations
- 1
- Practice address
- 1500 E Medical Center Dr, Ann Arbor, MI 48109
- Practice phone
- Call (734) 936-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University Hospital
School-Based Health Center · Ann Arbor, Michigan
Find Dr. Grum'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. Cyril M. Grum is a pulmonologist in Ann Arbor, Michigan
Dr. Grum practices at University Hospital in Ann Arbor, Michigan.
Dr. Grum's NPI, 1659453561, was assigned on October 19, 2006. Dr. Grum graduated from Medical College Of Wisconsin in 1977. Dr. Grum holds Michigan license 4301042297.
- NPI
- 1659453561NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6103955687
- NPI enumeration date
- October 19, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (734) 936-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 75
- Medical school graduation
- 1977
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Cyril M. Grum practices at University Hospital in Ann Arbor, Michigan
Dr. Grum's primary practice is University Hospital, at 1500 E Medical Center Dr, Ann Arbor, MI 48109. The practice phone is (734) 936-4000.
- University Hospital1500 E Medical Center Dr, Ann Arbor, MI 48109Phone(734) 936-4000
Source: Dmand AI Affiliation Data
Dr. Cyril M. Grum is affiliated with 2 sites of care and 1 medical group
Dr. Grum's primary practice is University Hospital in Ann Arbor, Michigan. Dr. Grum is also affiliated with University Hospital. The medical group on file is University of Michigan Health. Dr. Grum's employer is on file too: a school & student health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Cyril M. Grum's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grum practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University Hospital | 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. Cyril M. Grum is one of 451 pulmonologists in Michigan
Pulmonary disease is Dr. Grum's primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. Grum is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Grum's licenses on file in 2 states: Michigan and Ohio.
Specialties and state licenses
- Pulmonary disease, MichiganPrimary
- Ohio license
Clinical focus
Dmand AI lists asthma among the conditions Dr. Grum treats.
Pulmonologists near Dr. Grum
Counts of pulmonologists 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. Cyril M. Grum billed Medicare for 413 services in 2024
CMS data shows 413 Medicare services from Dr. Grum across 5 procedure codes in 2024, for 243 Medicare patients. Medicare paid $4,193 for them.
Dr. Grum's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 3342024: 40220%
- Office and hospital visits
- 2023: 02024: 11
Where Dr. Grum's Medicare services took place, 2024
- In an office13733%
- In a facility27667%
Dr. Grum compared with the Michigan median for pulmonologists, 2024
- Dr. Grum
- Michigan median
- Medicare services
- 413vs 60632% below
- Medicare patients
- 243vs 27913% below
- Part D claims
- 11vs 43397% below
Medians across 437 pulmonologists in Michigan with Dmand AI profiles that report each measure.
Dr. Grum'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.
Need commercial claims for Dr. Grum?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Grum and other pulmonologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Cyril M. Grum treated 243 Medicare patients in 2024, average age 70
CMS counts 243 Medicare patients who saw Dr. Grum in 2024. The largest group is 65 to 74, with 112 patients. 72% of them have high blood pressure, and 68% have high cholesterol. 18% are also on Medicaid. Their average risk score is 2.23, 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. Grum's median patient age at 64, with 56% women.
Dr. Grum's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Grum's Medicare patients by sex, 2024
- Women13857%
- Men10543%
Chronic conditions among Dr. Grum's Medicare patients, 2024
- High blood pressure72%
- High cholesterol68%
- Arthritis47%
- Ischemic heart disease40%
- Heart failure35%
- Anxiety34%
- Chronic kidney disease33%
- Diabetes33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Grum's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Cyril M. Grum wrote 78 Medicare Part D claims in 2024
In 2024, Dr. Grum wrote 78 Medicare Part D claims for 11 patients. 46% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $2,480 in total drug cost. In 2023, CMS named 27 claims across 2 drugs.
Dr. Grum's Part D claims by kind of drug, 2024
- Generic36 claims46%
- Brand-name42 claims54%
Dr. Grum'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. Grum's Part D claims, 2024
- Antibiotics14%11 of 78 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: 272024: 1159%
Drugs named by CMS: 1 in 2024, 2 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. Cyril M. Grum takes part in Medicare
Dr. Grum accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Cyril M. Grum has 27 publications on record
Dmand AI links 27 papers to Dr. Grum, published from 2016 to 2022. 2022 was the busiest year, with 2. The most frequent topics are Clinical Clerkship, Education, Medical, Undergraduate and Educational Measurement. Dr. Grum has published most often in Acad Med. Dr. Grum's most frequent co-authors are P Jeffrey Richards, MD, Gauri Gaonkar Agarwal, MD and Jonathan S. Appelbaum, MD.
Dr. Grum's papers by year, 2016 to 2022
Topics Dr. Grum writes about most
- Clinical Clerkship
- Education, Medical, Undergraduate
- Educational Measurement
- Internal Medicine
- Students, Medical
- Clinical Competence
- Licensure, Medical
- Lung
Dr. Grum's most frequent co-authors
- P Jeffrey Richards, MD3 shared papers
- Gauri Gaonkar Agarwal, MD2 shared papers
- Jonathan S. Appelbaum, MD2 shared papers
Recent publications by Dr. Grum
J Womens Health (Larchmt)
See who Dr. Grum researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Grum works with, so you can find a warm path to the right pulmonologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Cyril M. Grum has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Grum, most recently America's Top Doctors in 2014.
Awards and honors for Dr. Grum
- 2014
- America's Top Doctors
- 2013
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Cyril M. Grum graduated from Medical College Of Wisconsin
Dr. Grum graduated from Medical College Of Wisconsin in 1977.
- Medical school
- Board certified in internal medicine
- Board certified in pulmonary disease
Source: Dmand AI Professional Profile Data
Dr. Cyril M. Grum accepts plans from 18 insurance carriers
Dr. Grum is in network with 18 carriers, including Aetna, Health Alliance Plan and Priority Health. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.
- Aetna
- Health Alliance Plan
- Priority Health
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Blue Cross Blue Shield of Massachusetts
- +10 more carriersWith a free account
Plan types Dr. Grum accepts, by number of carriers
- PPO12
- Medicare10
- HMO9
- POS6
- EPO5
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Cyril M. Grum'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) |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Cyril M. Grum
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. Cyril M. Grum's NPI number?
Dr. Cyril M. Grum's NPI number is 1659453561. It was assigned on October 19, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Cyril M. Grum?
Dr. Cyril M. Grum is a pulmonologist in Ann Arbor, Michigan. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).
Where does Dr. Cyril M. Grum practice?
Dr. Grum practices at 1500 E Medical Center Dr, Ann Arbor, MI 48109. Dr. Grum's primary practice is University Hospital in Ann Arbor, Michigan.
What is Dr. Cyril M. Grum's office phone number?
The practice phone on file for Dr. Grum is (734) 936-4000.
What is Dr. Cyril M. Grum's medical license number?
Dr. Grum holds Michigan license 4301042297, one of the licenses on file in 2 states.
Which states has Dr. Cyril M. Grum been licensed in?
Dmand AI has state licenses on file for Dr. Grum in Michigan (1980 to 2026) and Ohio (1978 to 1982).
Which hospitals is Dr. Cyril M. Grum affiliated with?
Dr. Grum is affiliated with University Hospital.
What medical group is Dr. Cyril M. Grum part of?
Dr. Grum is linked to University of Michigan Health.
Does Dr. Cyril M. Grum accept Medicare?
Yes. CMS data shows Dr. Grum billed Medicare for 413 services in 2024, and Dr. Grum accepts Medicare assignment.
How many Medicare patients does Dr. Cyril M. Grum see?
CMS counts 243 Medicare patients who saw Dr. Grum in 2024, with an average age of 70.
Show 8 more questionsShow fewer questions
Is Dr. Cyril M. Grum board certified?
Yes. Dr. Grum is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Cyril M. Grum bill to Medicare?
In 2024, Dr. Grum's most billed Medicare services were lung function service (94010), lung function service (94729) and lung function service (94726).
Where did Dr. Cyril M. Grum go to medical school?
Dr. Grum graduated from Medical College Of Wisconsin in 1977.
What drugs does Dr. Cyril M. Grum prescribe most?
In 2024 Medicare Part D data, Dr. Grum's most prescribed drugs by claims were Symbicort.
How long has Dr. Cyril M. Grum been practicing?
Dr. Grum graduated from medical school in 1977, 49 years ago.
Does Dr. Cyril M. Grum do research?
Dmand AI links 27 publications to Dr. Grum, published from 2016 to 2022.
Who does Dr. Cyril M. Grum publish with?
Dr. Grum's most frequent co-authors are P Jeffrey Richards, MD (3 shared papers), Gauri Gaonkar Agarwal, MD (2 shared papers) and Jonathan S. Appelbaum, MD (2 shared papers).
What insurance does Dr. Cyril M. Grum accept?
Dr. Grum is in network with 18 carriers, including Aetna, Health Alliance Plan and Priority Health. PPO plans come from the most carriers, 12. Check the plan with the practice before a visit.
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