2026 NPPES data Rheumatology Physician NPI 1598701609 MD
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Cynthia Morgan, MD

Rheumatology Physician in Washington, District of Columbia.

This profile is drawn from the federal National Provider Identifier Registry (CMS NPPES), which lists more than 7 million U.S. healthcare providers - including 6,200 in Rheumatology Physician, and covers specialty classification, practice address, and Medicare Part D prescribing data when reported. According to CMS, every field reflects the provider's official federal registration, see our methodology.

Federal data, no proprietary rating. We show these CMS records as-is - no composite score, no star rating, no editorial opinion layered on top.
Prescribing volume
989
Medicare Part D claims · 106 beneficiaries · Rheumatology Physician avg: 2K
Industry payments
$449.88
21 payments · CMS Open Payments (Sunshine Act)
Compiled from official public sources by the PlainDoctor editorial team.

What the federal data shows

Cynthia Morgan, MD filed 989 Medicare Part D claims in 2023 as a Rheumatology Physician in Washington, District of Columbia.

989
Part D claims, 2023
Likely
board-certified (heuristic)

Every figure on this page comes straight from federal CMS records (NPPES, Medicare Part D, MIPS, Open Payments) - no proprietary rating or editorial opinion is applied.

Cynthia Morgan, MD's Medicare Part D volume vs every U.S. prescriber

Total Medicare Part D claims, 2023, across all CMS prescribers nationally

989 Top 25% higher than 75% of 1,370,886 prescribers

0–200: 670,926 prescribers (49%). Below this entry. 200–400: 182,923 prescribers (13%). Below this entry. 400–600: 90,619 prescribers (7%). Below this entry. 600–800: 56,224 prescribers (4%). Below this entry. 800–1,000: 40,919 prescribers (3%). This entry sits in this band. 1,000–1,200: 31,827 prescribers (2%). Above this entry. 1,200–1,400: 26,224 prescribers (2%). Above this entry. 1,400–1,600: 21,710 prescribers (2%). Above this entry. 1,600–1,800: 19,072 prescribers (1%). Above this entry. 1,800–2,000: 16,451 prescribers (1%). Above this entry. 2K+: 213,991 prescribers (16%). Above this entry. This provider 0 2K+ every Part D prescriber (claims/yr), bucketed by value

Each bar is a band; taller bars hold more prescribers. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source CMS Medicare Part D Prescriber Public Use File · 2023

Board certification likely (heuristic, not verified)

Cynthia Morgan, MD practices in an ABMS-board-eligible specialty and shows active CMS Medicare participation + 1 hospital affiliation - signals consistent with board-certified status. For verified board certification, see CertificationMatters.org (the official ABMS public lookup).

What does the federal data show about Cynthia Morgan, MD?

Quality data not reported

NPI registry status

Active

Issued 06/20/2006

NPI 1598701609

Primary specialty

Rheumatology Physician

Mid-sized

6,200 US NPIs in this specialty

Medicare Part D claims

989 52% vs specialty avg

2023 prescription claims

Specialty avg: 2,054

Specialty distribution in District of Columbia

How Rheumatology Physician compares to other specialties among District of Columbia providers

District of Columbia providers
Home Health Aide - 20.8%Home Health Aide20.8%Personal Care Attendant - 11.5%Personal Care Attendant11.5%Case Manager/Care Coordinator - 7%Case Manager/Care Coordinator7%Student in an Organized Health Care Education/Training Program - 6.4%Student in an Organized Health Care Education/Training Program6.4%Clinical Social Worker - 4%Clinical Social Worker4%Internal Medicine Physician - 2.1%Internal Medicine Physician2.1%Rheumatology Physician - 0.1%Rheumatology Physician0.1%
Largest specialties in District of Columbia (% of in-state providers)

Board certification

Not published by CMS

CMS does not publish a per-provider board-certification field in NPPES. PlainDoctor does not have a reliable per-specialty certification rate to show for Rheumatology Physician. Verify directly:

How MIPS and board certification work

The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.

Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).

Cynthia Morgan, MD appears in the CMS NPPES registry as a Rheumatology Physician provider holding MD credentials at 650 PENNSYLVANIA AVE SE, Washington, DC, 20003, with a listed phone of (202) 547-7797. NPI 1598701609 was issued on 06/20/2006.

Medicare Part D records for calendar year 2023 show 989 prescription claims written by this provider, covering 106 Medicare beneficiaries and totaling roughly $389K in drug spend, with an opioid prescribing rate of 28.9%.

Rheumatology Physician is a mid-sized specialty nationwide, with 6,200 enrolled providers across 52 states and an average of 2,054 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline.

Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist, always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.

Practice Address

650 PENNSYLVANIA AVE SE
Washington, DC 20003

Provider Details

NPI 1598701609
Specialty Rheumatology Physician
Credentials MD
Gender Female
NPI Issued 06/20/2006

Hospital and facility affiliations

Facilities where Cynthia Morgan, MD bills Medicare from. Star ratings (1-5) are CMS Hospital Compare's "Hospital overall rating" - a composite of mortality, readmission, patient experience, safety, timely care, and efficient use of medical imaging measures. Source: CMS Care Compare.

Howard University
Washington, DC

Affiliations sourced from CMS Doctors and Clinicians National Downloadable File; hospital ratings from CMS Hospital General Information dataset (cross-referenced by facility name + state).

Industry payments received (2024) - CMS Open Payments transparency data

The federal Physician Payments Sunshine Act (part of the Affordable Care Act) requires drug and medical-device manufacturers + group purchasing organizations to publicly report payments and other transfers of value to physicians and teaching hospitals. The data below covers 2024 for Cynthia Morgan, MD. Source: openpaymentsdata.cms.gov.

Total received

$450

Largest payer

Amgen Inc.

Most common payment type

Food and Beverage

Industry payments are not necessarily indicators of bias, they include research funding, consulting fees for evidence-based work, royalties for inventions, food at conferences, and similar items. The disclosure exists for transparency. Read our methodology for how we interpret this data.

Medicare Part D Prescribing Data

CMS Medicare Part D prescriber-level data for calendar year 2023.

989
Total Claims
$389K
Total Drug Cost
106
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
1,308
Total Day Supply
35,475
Generic Drug Cost
$31K
Opioid Claims
286 (28.9% rate)
Antibiotic Claims
20

Patient Demographics

Average Patient Age
72.0 years
Avg HCC Risk Score
1.48
Gender Split
83% female / 17% male

Top Prescribed Drugs (Medicare Part D)

Top drugs by claim count for calendar year 2023. Based on Medicare Part D data only.

What Cynthia Morgan, MD prescribes most

Top Medicare Part D drugs by claim count, 2023

claims
Source CMS Medicare Part D Prescriber Public Use File As of 2023
Drug Claims
Diclofenac Sodium
96
Acetaminophen-Codeine
Acetaminophen With Codeine
81
Tramadol Hcl
74
Oxycodone-Acetaminophen
Oxycodone Hcl/Acetaminophen
68
Hydrocodone-Acetaminophen
Hydrocodone/Acetaminophen
49
Methotrexate
Methotrexate Sodium
41
Prednisone
41
Gabapentin
40
Hydroxychloroquine Sulfate
35
Meloxicam
33

* Counts below 11 are suppressed by CMS for patient privacy. Generic names shown where available from CMS Part D data.

Rheumatology Physician Overview

How Cynthia Morgan, MD fits within the Rheumatology Physician landscape nationally.

6,200
Rheumatology Physician Providers in US
52
States with Rheumatology Physician
2,054
Avg Claims per Provider

Cynthia Morgan, MD's 989 claims are below the specialty average of 2,054.

Nearby Rheumatology Physician Providers in District of Columbia

Other clinicians with the same primary specialty enrolled in District of Columbia, drawn from the same CMS NPPES roster as Morgan.

Compare Rheumatology Physician nationally: see state-by-state distribution →

Before you book an appointment

Use this federal record as your verification checklist, not as a recommendation.

  • Confirm the NPI record is current in the official CMS registry, providers update their own NPPES details, and moves can lag. Verify this NPI
  • Check the active license and any disciplinary history with the District of Columbia medical board, federal registration is not a license check. Credential verification guide
  • Weigh a second option: compare this provider with a nearby Rheumatology Physician peer on Medicare volume and prescribing patterns. Compare providers

Medicare Part D and MIPS figures describe practice patterns in federal programs only, they are not quality ratings, and PlainDoctor does not rate, rank, or recommend providers.

Frequently Asked Questions

What is Cynthia Morgan, MD's specialty?
Cynthia Morgan, MD specializes in Rheumatology Physician and practices in Washington, District of Columbia. Credentials: MD.
How much does Cynthia Morgan, MD prescribe under Medicare Part D?
In 2023, Cynthia Morgan, MD wrote 989 Medicare Part D claims totaling $389K in drug costs for 106 beneficiaries.
Where is Cynthia Morgan, MD located?
Cynthia Morgan, MD is located at 650 PENNSYLVANIA AVE SE, Washington, DC, 20003. Phone: (202) 547-7797.
What is Cynthia Morgan, MD's NPI number?
Cynthia Morgan, MD's National Provider Identifier (NPI) is 1598701609, issued on 06/20/2006.
Does Cynthia Morgan, MD prescribe opioids?
Yes, Cynthia Morgan, MD had 286 opioid claims in 2023 with an opioid prescribing rate of 28.9%.
How many Rheumatology Physician providers are there in the US?
There are 6,200 Rheumatology Physician providers across 52 states in the US. The average Rheumatology Physician provider writes 2,054 Medicare Part D claims per year.
What drugs does Cynthia Morgan, MD prescribe most often?
Based on 2023 Medicare Part D data, Cynthia Morgan, MD's most frequently prescribed drugs include Diclofenac Sodium, Acetaminophen-Codeine, Tramadol Hcl. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does Cynthia Morgan, MD accept Medicare?
Cynthia Morgan, MD appears in CMS Medicare data with 989 Part D claims and 106 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify Cynthia Morgan, MD's credentials?
Cynthia Morgan, MD's NPI is 1598701609 with credentials MD. You can verify this through the NPPES NPI Registry, check state medical board records, and confirm board certification through the ABMS or AOA.

Data Sources

View source datasets and methodology notes
Provider Directory
CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
Specialty Classification
NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
Prescribing Data
CMS Medicare Part D Prescriber Public Use File (2023). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
Limitations
Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.

See our complete data methodology for details on how we collect and process government data.

Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).

Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology

Compiled from official public sources by the PlainDoctor editorial team.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 2026.