Dr. William Erwin Narrow, MD

  • Baltimore, MD
  • Psychiatrist
NPI1447583208PAC ID6800192451
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
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Personal email
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Mobile number
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Social profiles

Primary practice

Johns Hopkins Bayview Medical Center

Hospital · Baltimore, Maryland

See all 4 affiliations

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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 and contact details
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
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Mobile number
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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.

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.

See all 4 affiliations for Dr. Narrow

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.

EHR by site
SiteEHR vendor and product
Johns Hopkins Bayview Medical CenterAvailable with a free account
+2 more affiliated sitesAvailable 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, MarylandPrimaryLicense D0036824 · taxonomy 2084P0800X
  • District of Columbia licenseLicense MD042890
  • New Mexico licenseLicense MD2015-0863

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.

Medicare services, 2024241
Medicare patients53
Paid by Medicare$16,476
Procedure codes6

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.

See all procedures by Dr. Narrow

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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.

Medicare patients, 202453
Average age54
Average risk score1.22
Also on Medicaid68%

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

  1. Mood disorders75%
  2. Anxiety62%
  3. Depression60%
  4. High blood pressure60%
  5. High cholesterol58%
  6. Schizophrenia and other psychoses55%
  7. Bipolar disorder49%
  8. 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.

Part D claims, 20241,013
Drugs named by CMS32
Total drug cost$80,957
Part D patients47

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.

See all prescribing by Dr. Narrow

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.

Papers18
Years published2014 to 2024

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

See all 18 publications and co-authors

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.

How network discovery works

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.

See all payments to Dr. Narrow

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.

  1. Medical schoolTemple University School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. William Erwin Narrow'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)
Training, board certification and membershipsDmand AI Professional Profile 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. 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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