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Dr. Hassan M. Nasir, DO
NPI1376771626PAC ID9133345754
- Medicare services, 2024
- 246
- Medicare patients, 2024
- 118
- Part D claims, 2024
- 851
- Publications
- 2
- Hospital affiliations
- 5
- Practice address
- 21230 Dequindre Road, Warren, MI 48091
- Practice phone
- Call (586) 427-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Nasir'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. Hassan M. Nasir is an allergist and immunologist in Warren, Michigan
Dr. Nasir practices at Insight Surgical Hospital in Warren, Michigan, part of Insight.
Dr. Nasir's NPI, 1376771626, was assigned on June 25, 2009. Dr. Nasir graduated from Michigan State University College Of Osteopathic Medicine in 2009. Dr. Nasir holds Michigan license 5101018446.
NPI and contact details
- NPI
- 1376771626NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9133345754
- NPI enumeration date
- June 25, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (586) 427-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Hassan M. Nasir practices at Insight Surgical Hospital in Warren, Michigan
Dr. Nasir's primary practice is Insight Surgical Hospital, at 21230 Dequindre Road, Warren, MI 48091 in Macomb County. The practice phone is (586) 427-1000.
- Insight Surgical Hospital21230 Dequindre Road, Warren, MI 48091 · Macomb CountyPhone(586) 427-1000
Source: Dmand AI Affiliation Data
Dr. Hassan M. Nasir is affiliated with 6 sites of care and 6 medical groups
Dr. Nasir's primary practice is Insight Surgical Hospital in Warren, Michigan, part of Insight. Dr. Nasir is also affiliated with McLaren Bay Region. The medical group on file is Insight Physical Therapy and Neuro-Rehab Center. Dmand AI also links Dr. Nasir to 3 more hospitals, 5 medical groups and 1 group practice or clinic, each named with a free account.
McLaren Bay RegionInsight Physical Therapy and Neuro-Rehab Center3 hospitalsNames with a free account5 medical groupsNames with a free account1 group practice or clinicName with a free account
See all 12 affiliations for Dr. NasirSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Hassan M. Nasir's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nasir practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Insight Surgical Hospital | Available with a free account |
| +5 more sites and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Hassan M. Nasir is one of 118 allergists and immunologists in Michigan
Allergy and immunology is Dr. Nasir's primary specialty in the NPI Registry, under taxonomy code 207K00000X. Dr. Nasir is board certified in obesity medicine by the American Board of Obesity Medicine. Dmand AI has Dr. Nasir's licenses on file in 3 states: Michigan, Florida and Illinois.
Specialties and state licenses
- Allergy and immunology, MichiganPrimary
- Florida license
- Illinois license
Clinical focus
Dmand AI lists asthma, chronic nasal allergies, hives and immune deficiency disease among the conditions Dr. Nasir treats.
Allergists and immunologists near Dr. Nasir
Counts of allergists and immunologists with a Dmand AI profile, by place and practice. Each opens the list.
118allergists and immunologists in Michigan
2allergists and immunologists in Warren
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Hassan M. Nasir billed Medicare for 246 services in 2024
CMS data shows 246 Medicare services from Dr. Nasir across 5 procedure codes in 2024, for 118 Medicare patients. Medicare paid $19,853 for them. Every service was in an office.
Medicare services, 2024246
Medicare patients118
Paid by Medicare$19,853
Procedure codes5
Dr. Nasir's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1342024: 24684%
Dr. Nasir compared with the Michigan median for allergists and immunologists, 2024
- Dr. Nasir
- Michigan median
- Medicare services
- 246vs 1,00676% below
- Medicare patients
- 118vs 10413% above
- Part D claims
- 666vs 38473% above
Medians across 120 allergists and immunologists in Michigan with Dmand AI profiles that report each measure.
Dr. Nasir'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. Nasir?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Nasir and other allergists and immunologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Hassan M. Nasir treated 118 Medicare patients in 2024, average age 67
CMS counts 118 Medicare patients who saw Dr. Nasir in 2024. The largest group is 65 to 74, with 46 patients. 75% of them have arthritis, and 75% have high blood pressure. 36% are also on Medicaid. Their average risk score is 1.49, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Nasir's median patient age at 51, with 75% women.
Medicare patients, 2024118
Average age67
Average risk score1.49
Also on Medicaid36%
Dr. Nasir's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Nasir's Medicare patients by sex, 2024
- Women9177%
- Men2723%
Chronic conditions among Dr. Nasir's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol73%
- Anxiety37%
- Mood disorders34%
- Diabetes33%
- COPD31%
- Depression31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Nasir's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 51
Patient panel by sex, all payers
- Women75%
- Men25%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Hassan M. Nasir wrote 851 Medicare Part D claims in 2024
In 2024, Dr. Nasir wrote 851 Medicare Part D claims for 204 patients. 57% of them were for generic drugs. CMS names the drug for 666 of them, across 17 drugs with 11 or more claims each, at $1,525,897 in total drug cost. In 2023, CMS named 359 claims across 14 drugs.
Part D claims, 2024851
Drugs named by CMS17
Total drug cost$1.5M
Part D patients204
Dr. Nasir's Part D claims by kind of drug, 2024
- Generic487 claims57%
- Brand-name364 claims43%
Dr. Nasir'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. Nasir's Part D claims, 2024
- Antibiotics2%15 of 851 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: 3592024: 66686%
Drugs named by CMS: 17 in 2024, 14 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. Hassan M. Nasir offers telehealth to Medicare patients
Dr. Nasir accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Nasir as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Hassan M. Nasir has 2 publications on record
Dmand AI links 2 papers to Dr. Nasir in 2010.
Papers2
Recent publications by Dr. Nasir
See who Dr. Nasir researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Nasir works with, so you can find a warm path to the right allergists and immunologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Hassan M. Nasir received $736,291 in industry payments from 2017 to 2025
CMS Open Payments shows 1,247 general payments to Dr. Nasir from 28 drug and device companies from 2017 to 2025. Speaker and faculty fees make up the largest share, 85% of the total. AstraZeneca Pharmaceuticals LP paid the most, $540,827.
General payments to Dr. Nasir by program year, 2017 to 2025
General payments to Dr. Nasir by kind, 2017 to 2025
$736.3Kin total
- Speaker and faculty fees$623,28085%
- Travel and lodging$66,7999%
- Food and beverage$21,8053%
- Acquisitions$19,4283%
- Other$4,9791%
Companies that paid Dr. Nasir the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Hassan M. Nasir graduated from Michigan State University College Of Osteopathic Medicine
Dr. Nasir graduated from Michigan State University College Of Osteopathic Medicine in 2009. Dr. Nasir is a member of AOA.
- Medical school
- Board certified in obesity medicine
- Board certified in internal medicine
- Board certified in 2012 - 2026
- Board certified in 2014 - 2017
- Board certified in 2009 - 2025
Source: Dmand AI Professional Profile Data
Dr. Hassan M. Nasir accepts plans from 19 insurance carriers
Dr. Nasir is in network with 19 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
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Elevance
- Molina
- Aspirus Health Plan
- +11 more carriersWith a free account
Plan types Dr. Nasir accepts, by number of carriers
- PPO12
- HMO11
- Medicare10
- POS6
- EPO5
- Medicaid3
Source: Dmand AI Insurance Network Data
Sources for Dr. Hassan M. Nasir'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 |
| 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. Hassan M. Nasir
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. Hassan M. Nasir's NPI number?
Dr. Hassan M. Nasir's NPI number is 1376771626. It was assigned on June 25, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Hassan M. Nasir?
Dr. Hassan M. Nasir is an allergist and immunologist in Warren, Michigan. The primary specialty in the NPI Registry is Allergy & Immunology Physician (taxonomy code 207K00000X).
Where does Dr. Hassan M. Nasir practice?
Dr. Nasir practices at 21230 Dequindre Road, Warren, MI 48091. Dr. Nasir's primary practice is Insight Surgical Hospital in Warren, Michigan, part of Insight. Dmand AI also links Dr. Nasir to 3 hospitals, 5 medical groups and 1 group practice or clinic.
What is Dr. Hassan M. Nasir's office phone number?
The practice phone on file for Dr. Nasir is (586) 427-1000.
What is Dr. Hassan M. Nasir's medical license number?
Dr. Nasir holds Michigan license 5101018446, one of the licenses on file in 3 states.
Which states has Dr. Hassan M. Nasir been licensed in?
Dmand AI has state licenses on file for Dr. Nasir in Michigan, Florida and Illinois.
Which hospitals is Dr. Hassan M. Nasir affiliated with?
Dr. Nasir practices at Insight Surgical Hospital in Warren, Michigan. Dr. Nasir is also affiliated with McLaren Bay Region. Dmand AI links Dr. Nasir to 3 more hospitals.
What medical group is Dr. Hassan M. Nasir part of?
Dr. Nasir is linked to Insight Physical Therapy and Neuro-Rehab Center. Dmand AI links Dr. Nasir to 5 more medical groups.
Does Dr. Hassan M. Nasir accept Medicare?
Yes. CMS data shows Dr. Nasir billed Medicare for 246 services in 2024, and Dr. Nasir accepts Medicare assignment.
Does Dr. Hassan M. Nasir offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Nasir as offering telehealth services.
Show 9 more questionsShow fewer questions
How many Medicare patients does Dr. Hassan M. Nasir see?
CMS counts 118 Medicare patients who saw Dr. Nasir in 2024, with an average age of 67.
Is Dr. Hassan M. Nasir board certified?
Yes. Dr. Nasir is board certified in obesity medicine by the American Board of Obesity Medicine.
What services does Dr. Hassan M. Nasir bill to Medicare?
In 2024, Dr. Nasir's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and office visit, new patient (99204).
Where did Dr. Hassan M. Nasir go to medical school?
Dr. Nasir graduated from Michigan State University College Of Osteopathic Medicine in 2009.
What drugs does Dr. Hassan M. Nasir prescribe most?
In 2024 Medicare Part D data, Dr. Nasir's most prescribed drugs by claims were Hydroxychloroquine Sulfate, Prednisone and Humira Pen.
Has Dr. Hassan M. Nasir received payments from drug or device companies?
CMS Open Payments shows $736,291 in general payments to Dr. Nasir from 28 companies from 2017 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Hassan M. Nasir been practicing?
Dr. Nasir graduated from medical school in 2009, 17 years ago.
Does Dr. Hassan M. Nasir do research?
Dmand AI links 2 publications to Dr. Nasir.
What insurance does Dr. Hassan M. Nasir accept?
Dr. Nasir is in network with 19 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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