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$11,000 in research paymentsDelusionsHallucinationsPimavanserin 20 mgPimavanserin 34 mg
Dr. Michael S. Kleinman, DO
NPI1588839773PAC ID1456593169
- Medicare services, 2024
- 551
- Medicare patients, 2024
- 262
- Part D claims, 2024
- 2,063
- Clinical trials
- 1
- MIPS score, 2024
- 98
- Practice address
- 22 Bramhall St, Portland, ME 04102
- Practice phone
- Call (207) 662-0111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Kleinman'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. Michael S. Kleinman is a neurologist in Portland, Maine
Dr. Kleinman practices at MaineHealth Maine Medical Center in Portland, Maine, part of MaineHealth.
Dr. Kleinman's NPI, 1588839773, was assigned on April 28, 2008. Dr. Kleinman graduated from University of New England, College of Osteo Medicine in 2007. Dr. Kleinman holds Maine license D02366.
NPI and contact details
- NPI
- 1588839773NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1456593169
- NPI enumeration date
- April 28, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (207) 662-0111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael S. Kleinman practices at MaineHealth Maine Medical Center in Portland, Maine
Dr. Kleinman's primary practice is MaineHealth Maine Medical Center, at 22 Bramhall St, Portland, ME 04102 in Cumberland County. The practice phone is (207) 662-0111.
- MaineHealth Maine Medical Center22 Bramhall St, Portland, ME 04102 · Cumberland CountyPhone(207) 662-0111
Source: Dmand AI Affiliation Data
Dr. Michael S. Kleinman is affiliated with 4 sites of care and 3 medical groups
Dr. Kleinman's primary practice is MaineHealth Maine Medical Center in Portland, Maine, part of MaineHealth. The medical group on file is MaineHealth Primary Care - Family Medicine - Portland. Dmand AI also links Dr. Kleinman to 3 more group practices and clinics and 2 medical groups, each named with a free account.
MaineHealth Primary Care - Family Medicine - Portland3 group practices and clinicsNames with a free account2 medical groupsNames with a free account
See all 7 affiliations for Dr. KleinmanSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Michael S. Kleinman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kleinman practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MaineHealth Maine Medical Center | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michael S. Kleinman is one of 85 neurologists in Maine
Neurology is Dr. Kleinman's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dmand AI has Dr. Kleinman's licenses on file in 2 states: Maine and Massachusetts.
Specialties and state licenses
- Neurology, MainePrimary
- Massachusetts license
Neurologists near Dr. Kleinman
Counts of neurologists 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. Michael S. Kleinman billed Medicare for 551 services in 2024
CMS data shows 551 Medicare services from Dr. Kleinman across 12 procedure codes in 2024, for 262 Medicare patients. Medicare paid $33,287 for them.
Medicare services, 2024551
Medicare patients262
Paid by Medicare$33,287
Procedure codes12
Dr. Kleinman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3632024: 3358%
- Tests and treatments
- 2023: 1222024: 8034%
- Surgery
- 2023: 832024: 768%
- Other services
- 2023: 02024: 60
Where Dr. Kleinman's Medicare services took place, 2024
- In an office53597%
- In a facility163%
Dr. Kleinman compared with the Maine median for neurologists, 2024
- Dr. Kleinman
- Maine median
- Medicare services
- 551vs 2632.1 times
- Medicare patients
- 262vs 18343% above
- Part D claims
- 1,850vs 6812.7 times
Medians across 79 neurologists in Maine with Dmand AI profiles that report each measure.
Dr. Kleinman'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. Michael S. Kleinman treated 262 Medicare patients in 2024, average age 71
CMS counts 262 Medicare patients who saw Dr. Kleinman in 2024. The largest group is 75 to 84, with 105 patients. 59% of them have high cholesterol, and 56% have high blood pressure. 25% are also on Medicaid. Their average risk score is 1.35, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kleinman's median patient age at 73, with 51% women.
Medicare patients, 2024262
Average age71
Average risk score1.35
Also on Medicaid25%
Dr. Kleinman's Medicare patients by age, 2024
Dr. Kleinman's Medicare patients by sex, 2024
- Women12748%
- Men13552%
Chronic conditions among Dr. Kleinman's Medicare patients, 2024
- High cholesterol59%
- High blood pressure56%
- Arthritis47%
- Parkinson's disease45%
- Mood disorders40%
- Anxiety37%
- Depression37%
- Diabetes21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kleinman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women51%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael S. Kleinman wrote 2,063 Medicare Part D claims in 2024
In 2024, Dr. Kleinman wrote 2,063 Medicare Part D claims for 328 patients. 85% of them were for generic drugs. CMS names the drug for 1,850 of them, across 45 drugs with 11 or more claims each, at $1,961,268 in total drug cost. In 2023, CMS named 1,880 claims across 47 drugs.
Part D claims, 20242,063
Drugs named by CMS45
Total drug cost$2M
Part D patients328
Dr. Kleinman's Part D claims by kind of drug, 2024
- Generic1,748 claims85%
- Brand-name315 claims15%
Dr. Kleinman'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. Kleinman's Part D claims, 2024
- Antipsychotics, patients 65 and over4%77 of 2,063 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: 1,8802024: 1,8502%
Drugs named by CMS: 45 in 2024, 47 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. Michael S. Kleinman scored 98 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 98 out of 100 for Dr. Kleinman for performance year 2024, reported through an alternative payment model (APM). Dr. Kleinman accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kleinman as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Kleinman's MIPS scores, performance year 2024
- 98of 100Final score
- 83.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
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. Michael S. Kleinman has worked on 1 clinical trial
Dmand AI links Dr. Kleinman to 1 clinical trial. Conditions studied include Delusions and Hallucinations. Open Payments lists research payments to Dr. Kleinman that name 1 trial.
Conditions in Dr. Kleinman's trials
- Delusions
- Hallucinations
Investigators on the most trials with Dr. Kleinman
- Jason Lamar Aldred, MD1 shared trial
- Gustavo Alva, MD1 shared trial
- Thomas Mark Banas, MD1 shared trial
Recent clinical trials with Dr. Kleinman
Sources: Open Payments (CMS), 2025 data, released July 7, 2026; ClinicalTrials.gov (National Library of Medicine); and Dmand AI Research Linkage
Dr. Michael S. Kleinman received $25 in industry payments in 2017
CMS Open Payments shows 2 general payments to Dr. Kleinman from 1 drug or device company in 2017. Education make up the largest share, 100% of the total. Mitsubishi Tanabe Pharma America, Inc. paid the most, $25. It also lists 2 research payments totaling $11,000 in 2019, naming 1 clinical trial.
Companies that paid Dr. Kleinman the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michael S. Kleinman graduated from University of New England, College of Osteo Medicine
Dr. Kleinman graduated from University of New England, College of Osteo Medicine in 2007.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael S. Kleinman'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Clinical trials and co-investigators | ClinicalTrials.gov (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 |
| 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. Michael S. Kleinman
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. Michael S. Kleinman's NPI number?
Dr. Michael S. Kleinman's NPI number is 1588839773. It was assigned on April 28, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael S. Kleinman?
Dr. Michael S. Kleinman is a neurologist in Portland, Maine. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Michael S. Kleinman practice?
Dr. Kleinman practices at 22 Bramhall St, Portland, ME 04102. Dr. Kleinman's primary practice is MaineHealth Maine Medical Center in Portland, Maine, part of MaineHealth. Dmand AI also links Dr. Kleinman to 3 group practices and clinics and 2 medical groups.
What is Dr. Michael S. Kleinman's office phone number?
The practice phone on file for Dr. Kleinman is (207) 662-0111.
What is Dr. Michael S. Kleinman's medical license number?
Dr. Kleinman holds Maine license D02366, one of the licenses on file in 2 states.
Which states has Dr. Michael S. Kleinman been licensed in?
Dmand AI has state licenses on file for Dr. Kleinman in Maine and Massachusetts.
Which hospitals is Dr. Michael S. Kleinman affiliated with?
Dr. Kleinman practices at MaineHealth Maine Medical Center in Portland, Maine.
What medical group is Dr. Michael S. Kleinman part of?
Dr. Kleinman is linked to MaineHealth Primary Care - Family Medicine - Portland. Dmand AI links Dr. Kleinman to 2 more medical groups.
Does Dr. Michael S. Kleinman accept Medicare?
Yes. CMS data shows Dr. Kleinman billed Medicare for 551 services in 2024, and Dr. Kleinman accepts Medicare assignment.
Does Dr. Michael S. Kleinman offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Kleinman as offering telehealth services.
Show 8 more questionsShow fewer questions
What is Dr. Michael S. Kleinman's MIPS score?
Dr. Kleinman's MIPS final score for performance year 2024 is 98 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Michael S. Kleinman see?
CMS counts 262 Medicare patients who saw Dr. Kleinman in 2024, with an average age of 71.
What services does Dr. Michael S. Kleinman bill to Medicare?
In 2024, Dr. Kleinman's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and nerve and brain test (95874).
Where did Dr. Michael S. Kleinman go to medical school?
Dr. Kleinman graduated from University of New England, College of Osteo Medicine in 2007.
What drugs does Dr. Michael S. Kleinman prescribe most?
In 2024 Medicare Part D data, Dr. Kleinman's most prescribed drugs by claims were Carbidopa-Levodopa, Carbidopa-Levodopa ER and Gabapentin.
Has Dr. Michael S. Kleinman received payments from drug or device companies?
CMS Open Payments shows $25 in general payments to Dr. Kleinman from 1 company from 2017 to 2017. The largest total came from Mitsubishi Tanabe Pharma America, Inc.
How long has Dr. Michael S. Kleinman been practicing?
Dr. Kleinman graduated from medical school in 2007, 19 years ago.
Does Dr. Michael S. Kleinman do research?
Dr. Kleinman has worked on 1 clinical trial.
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