Behav Ther
Dr. William Erwin Narrow, MD
- Medicare services, 2024
- 241
- Medicare patients, 2024
- 53
- Part D claims, 2024
- 1,013
- Publications
- 18
- MIPS score, 2024
- 83
- Practice address
- 4940 Eastern Avenue, Baltimore, MD 21224
- Practice phone
- Call (410) 550-0123
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Narrow'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. William Erwin Narrow is a psychiatrist in Baltimore, Maryland
Dr. Narrow practices at Johns Hopkins Bayview Medical Center in Baltimore, Maryland, part of Johns Hopkins Health System.
Dr. Narrow's NPI, 1447583208, was assigned on September 11, 2009. Dr. Narrow graduated from Temple University School of Medicine in 1983. Dr. Narrow holds Maryland license D0036824.
- NPI
- 1447583208NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6800192451
- NPI enumeration date
- September 11, 2009
- NPI status
- Active
- Offers telehealth
- Yes
- Practice phone
- (410) 550-0123
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 69
- Medical school graduation
- 1983
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Erwin Narrow practices at Johns Hopkins Bayview Medical Center in Baltimore, Maryland
Dr. Narrow's primary practice is Johns Hopkins Bayview Medical Center, at 4940 Eastern Avenue, Baltimore, MD 21224 in Baltimore City. The practice phone is (410) 550-0123.
- Johns Hopkins Bayview Medical Center4940 Eastern Avenue, Baltimore, MD 21224 · Baltimore CityPhone(410) 550-0123
Source: Dmand AI Affiliation Data
Dr. William Erwin Narrow is affiliated with 3 sites of care and 1 medical group
Dr. Narrow's primary practice is Johns Hopkins Bayview Medical Center in Baltimore, Maryland, part of Johns Hopkins Health System. Dr. Narrow is also affiliated with The Johns Hopkins Hospital. The medical group on file is Johns Hopkins University. Dmand AI also links Dr. Narrow to 1 more group practice or clinic, named with a free account. Dr. Narrow's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. William Erwin Narrow's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Narrow practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Johns Hopkins Bayview Medical Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William Erwin Narrow is one of 901 psychiatrists in Maryland
Psychiatry is Dr. Narrow's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dmand AI has Dr. Narrow's licenses on file in 3 states: Maryland, District of Columbia and New Mexico.
Specialties and state licenses
- Psychiatry, MarylandPrimary
- District of Columbia license
- New Mexico license
Psychiatrists near Dr. Narrow
Counts of psychiatrists 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. William Erwin Narrow billed Medicare for 241 services in 2024
CMS data shows 241 Medicare services from Dr. Narrow across 6 procedure codes in 2024, for 53 Medicare patients. Medicare paid $16,476 for them.
Dr. Narrow's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1192024: 18959%
- Other services
- 2023: 02024: 52
Where Dr. Narrow's Medicare services took place, 2024
- In an office17271%
- In a facility6929%
Dr. Narrow compared with the Maryland median for psychiatrists, 2024
- Dr. Narrow
- Maryland median
- Medicare services
- 241vs 18828% above
- Medicare patients
- 53vs 53Close to median
- Part D claims
- 922vs 1167.9 times
Medians across 1,014 psychiatrists in Maryland with Dmand AI profiles that report each measure.
Dr. Narrow'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. William Erwin Narrow treated 53 Medicare patients in 2024, average age 54
CMS counts 53 Medicare patients who saw Dr. Narrow in 2024. The largest group is under 65, with 40 patients. 75% of them have mood disorders, and 62% have anxiety. 68% are also on Medicaid. Their average risk score is 1.22, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Narrow's median patient age at 62, with 49% women.
Dr. Narrow's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Narrow's Medicare patients by sex, 2024
- Women2853%
- Men2547%
Chronic conditions among Dr. Narrow's Medicare patients, 2024
- Mood disorders75%
- Anxiety62%
- Depression60%
- High blood pressure60%
- High cholesterol58%
- Schizophrenia and other psychoses55%
- Bipolar disorder49%
- Diabetes36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Narrow's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women49%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William Erwin Narrow wrote 1,013 Medicare Part D claims in 2024
In 2024, Dr. Narrow wrote 1,013 Medicare Part D claims for 47 patients. 94% of them were for generic drugs. CMS names the drug for 922 of them, across 32 drugs with 11 or more claims each, at $80,957 in total drug cost. In 2023, CMS named 841 claims across 29 drugs.
Dr. Narrow's Part D claims by kind of drug, 2024
- Generic952 claims94%
- Brand-name61 claims6%
Dr. Narrow'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. Narrow's Part D claims, 2024
- Antipsychotics, patients 65 and over4%41 of 1,013 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: 8412024: 92210%
Drugs named by CMS: 32 in 2024, 29 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. William Erwin Narrow scored 83 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 83 out of 100 for Dr. Narrow for performance year 2024, reported as part of a group. CMS lists Dr. Narrow as offering telehealth.
- Offers telehealth
- Yes
Dr. Narrow's MIPS scores, performance year 2024
- 83of 100Final score
- 73.9of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 70of 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. William Erwin Narrow has 18 publications on record
Dmand AI links 18 papers to Dr. Narrow, published from 2014 to 2024. 2014 was the busiest year, with 2. The most frequent topics are Diagnostic and Statistical Manual of Mental Disorders, Mental Disorders and Psychometrics. Dr. Narrow has published most often in Am J Psychiatry. Dr. Narrow's most frequent co-authors are Leslie Robin Miller, MD, William Bernet, MD and Ilana Cohen, MD.
Dr. Narrow's papers by year, 2014 to 2024
Topics Dr. Narrow writes about most
- Diagnostic and Statistical Manual of Mental Disorders
- Mental Disorders
- Psychometrics
- Multicenter Studies as Topic
- Randomized Controlled Trials as Topic
- Canada
- Cross-Cultural Comparison
- Feasibility Studies
Dr. Narrow's most frequent co-authors
Recent publications by Dr. Narrow
J Am Acad Child Adolesc Psychiatry
Community Ment Health J
See who Dr. Narrow researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Narrow works with, so you can find a warm path to the right psychiatrists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. William Erwin Narrow received $81 in industry payments from 2016 to 2017
CMS Open Payments shows 2 general payments to Dr. Narrow from 1 drug or device company from 2016 to 2017. Food and beverage make up the largest share, 100% of the total. Otsuka America Pharmaceutical, Inc. paid the most, $81.
General payments to Dr. Narrow by program year, 2016 to 2017
Companies that paid Dr. Narrow the most, 2016 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William Erwin Narrow graduated from Temple University School of Medicine
Dr. Narrow graduated from Temple University School of Medicine in 1983.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. William Erwin Narrow'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) |
| 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 |
| 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. William Erwin Narrow
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. William Erwin Narrow's NPI number?
Dr. William Erwin Narrow's NPI number is 1447583208. It was assigned on September 11, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. William Erwin Narrow?
Dr. William Erwin Narrow is a psychiatrist in Baltimore, Maryland. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. William Erwin Narrow practice?
Dr. Narrow practices at 4940 Eastern Avenue, Baltimore, MD 21224. Dr. Narrow's primary practice is Johns Hopkins Bayview Medical Center in Baltimore, Maryland, part of Johns Hopkins Health System. Dmand AI also links Dr. Narrow to 1 group practice or clinic.
What is Dr. William Erwin Narrow's office phone number?
The practice phone on file for Dr. Narrow is (410) 550-0123.
What is Dr. William Erwin Narrow's medical license number?
Dr. Narrow holds Maryland license D0036824, one of the licenses on file in 3 states.
Which states has Dr. William Erwin Narrow been licensed in?
Dmand AI has state licenses on file for Dr. Narrow in Maryland, District of Columbia and New Mexico.
Which hospitals is Dr. William Erwin Narrow affiliated with?
Dr. Narrow practices at Johns Hopkins Bayview Medical Center in Baltimore, Maryland. Dr. Narrow is also affiliated with The Johns Hopkins Hospital.
What medical group is Dr. William Erwin Narrow part of?
Dr. Narrow is linked to Johns Hopkins University.
Does Dr. William Erwin Narrow accept Medicare?
Yes. CMS data shows Dr. Narrow billed Medicare for 241 services in 2024.
Does Dr. William Erwin Narrow offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Narrow as offering telehealth services.
Show 9 more questionsShow fewer questions
What is Dr. William Erwin Narrow's MIPS score?
Dr. Narrow's MIPS final score for performance year 2024 is 83 out of 100, reported as part of a group.
How many Medicare patients does Dr. William Erwin Narrow see?
CMS counts 53 Medicare patients who saw Dr. Narrow in 2024, with an average age of 54.
What services does Dr. William Erwin Narrow bill to Medicare?
In 2024, Dr. Narrow's most billed Medicare services were hospital inpatient care (99232), medicare service (G2211) and office visit, established patient (99214).
Where did Dr. William Erwin Narrow go to medical school?
Dr. Narrow graduated from Temple University School of Medicine in 1983.
What drugs does Dr. William Erwin Narrow prescribe most?
In 2024 Medicare Part D data, Dr. Narrow's most prescribed drugs by claims were Aripiprazole, Venlafaxine HCl ER and Duloxetine HCl.
Has Dr. William Erwin Narrow received payments from drug or device companies?
CMS Open Payments shows $81 in general payments to Dr. Narrow from 1 company from 2016 to 2017. The largest total came from Otsuka America Pharmaceutical, Inc.
How long has Dr. William Erwin Narrow been practicing?
Dr. Narrow graduated from medical school in 1983, 43 years ago.
Does Dr. William Erwin Narrow do research?
Dmand AI links 18 publications to Dr. Narrow, published from 2014 to 2024.
Who does Dr. William Erwin Narrow publish with?
Dr. Narrow's most frequent co-authors are Leslie Robin Miller, MD (2 shared papers), William Bernet, MD (1 shared paper) and Ilana Cohen, MD (1 shared paper).
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